Map Update History
The Map Update Log below tracks and describes updates to the conceptual map beginning in January 2024.
Map Update by County
Table Description:
- Date: Month of map update.
- County: Location of the map update.
- Update Description: Summary of map update.
- Partner: Name of network partner.
| Date | County | Update Description | Partner |
|---|---|---|---|
| 2024-01-29 | Alameda | Approximately 1-mile route extension on Warm Spring Blvd in Fremont to reflect the lease agreement accurately | Boldyn |
| 2024-01-29 | Contra Costa | Approximately half-mile route extension near Hillcrest Community Park in Concord to reflect the joint build agreement accurately | Arcadian |
| 2024-01-29 | El Dorado | Approximately 3 miles of duplicate line removed on highway 49, south of Placerville, to reflect the joint build agreement accurately | CVIN |
| 2024-01-29 | Humbolt | Approximately half-mile route extension in Trinidad, west of highway 101, to reflect the joint build agreement accurately | Vero |
| 2024-01-29 | Kern | Approximately 2.5-mile route adjustment on highway 166 to reflect the lease agreement accurately | CVIN |
| 2024-01-29 | Kern | Approximately half-mile route removed on California Street in Maricopa to reflect the lease agreement accurately | CVIN |
| 2024-01-29 | Kings | Approximately 3 miles of duplicate lines removed on highway 43, near Hanford to reflect the lease agreement accurately | CVIN |
| 2024-01-29 | Los Angeles | Approximately half-mile route extension in Boyle Heights to reflect the joint build agreement accurately | Arcadian |
| 2024-01-29 | Los Angeles | Approximately half-mile route on highway 105 near LAX shifted to off state highway | Caltrans |
| 2024-01-29 | Napa | Approximately half-mile route removed as part of route adjustment in downtown Napa with no impact to network or coverage of the area | Caltrans |
| 2024-01-29 | Nevada | Approximately 14.5-mile route moved from interstate highway 80 east of Truckee to the Nevada border due to prohibitive permitting issues | Arcadian |
| 2024-01-29 | Placer | Approximately 1.5-mile route extension on highway 28, in King’s Beach to complete the network to the border of California and Nevada | Arcadian |
| 2024-01-29 | Riverside | Approximately 1-mile route extension between highway 215 and Murrieta Road for network functionality | Caltrans |
| 2024-01-29 | Sacramento | Approximately 8-mile route adjustment on highway 99, east of Sacramento Airport, moving 3 miles east to expedite permitting | CVIN |
| 2024-01-29 | Sacramento | Approximately 1-mile route aligned on highway 99 in downtown Sacramento reflect the joint build agreement accurately | Caltrans |
| 2024-01-29 | San Bernardino | Approximately 5-mile route adjustment from interstate highway 15 to interstate highway 40 in Barstow to reflect the joint build agreement accurately | Arcadian |
| 2024-01-29 | San Joaquin | Approximately 1-mile route adjustment on interstate highway 5 and interstate highway 205 south of Lathrop to reflect the lease agreement accurately | CVIN |
| 2024-01-29 | San Luis Obispo | Approximately 5 miles of spur on highway 46 east of Shandon removed, no impact to network or coverage of the area | Caltrans |
| 2024-01-29 | Siskiyou | Approximately half-mile route extension on highway 96 in Somes Bar to reflect the joint build agreement | Siskiyou Tel |
| 2024-01-29 | Siskiyou | Approximately half-mile route extension on highway 96 in Happy Camp to accurately reflect the joint build agreement | Siskiyou Tel |
| 2024-01-29 | Sonoma | Approximately 6.5-mile route extension on highway 12, between highway 116 and highway 101, west of Santa Rosa for network enhancement | Caltrans |
| 2024-01-29 | Sutter | Approximately 2.5-mile route adjustment from highway 99 east to Levee Road, south of Yuba City to reflect the lease agreement accurately | CVIN |
| 2024-01-29 | Tehama | Approximately 1.5-mile route aligned in downtown Red Bluff with no impact to network or coverage of the area. Partner to connect parallel routes | Caltrans |
| 2024-01-29 | Tulare | Approximately 3 miles of duplicate lines removed on Aveue 304 and Road 64, west of Visalia, to reflect the lease agreement accurately | CVIN |
| 2024-01-29 | Tuolumne | Approximately 1 mile of duplicate lines removed on Parrotts Ferry Road, northwest of Columbia, to accurately reflect the joint build agreement | CVIN |
| 2024-01-29 | Tuolumne | Approximately half mile of duplicate lines removed on Morning Star Lane in Sonora to reflect the joint build agreement accurately | CVIN |
| 2024-01-29 | Tuolumne | Approximately 1.5 miles of duplicate lines removed on highway 108 east of Jamestown to reflect the lease agreement accurately | CVIN |
| 2024-01-29 | Ventura | Approximately half-mile route extension on highway 33 connecting to highway 101 in Ventura to reflect the joint build agreement accurately | Caltrans |
| 2024-02-26 | Riverside | Approximately 37 route miles previously identified as Caltrans construction were reclassified to a lease through CDT’s ongoing data reconciliation process. There are no updates to routes, existing contracts, or costs. | Lumen |
| 2024-02-26 | San Diego | Approximately 29 route miles previously identified as Caltrans construction were reclassified to a lease through CDT’s ongoing data reconciliation process. There are no updates to routes, existing contracts, or costs. | Lumen |
| 2024-02-26 | Various | As part of CDT’s ongoing data reconciliation process, approximately 53 route miles were adjusted Statewide for a total of 10,566 miles. There are no updates to routes, existing contracts, or costs. | N/A |
| 2024-02-26 | Various | The Lumen contract spans approximately 1,896 miles. Of this, 710 miles are being leased, and 1,186 miles are a joint build project (using existing conduit). Initially, all miles are combined and reflected as a lease. To facilitate accuracy and transparency, CDT has updated its website to break out these two components. The 1,186 leased miles have been reclassified as joint build. | Lumen |
| 2024-03-25 | Los Angeles | Approximately 2 route miles along Highway 101 and Interstate 110 are being adjusted to the east side of Interstate 110. This adjustment removes 1 mile of route without impacting area network coverage. | Caltrans |
| 2024-03-25 | Los Angeles | Approximately 1 route mile near Los Angeles International Airport (LAX) is being adjusted from Imperial Highway to El Segundo Boulevard due to prohibitive permitting issues. This adjustment removes 1 mile of route without impacting area network coverage. | Caltrans |
| 2024-03-25 | Shasta | Approximately 3.5 route miles on Interstate 5 are shifting from southbound to northbound lanes to avoid railroad crossings. This adjustment has no impact on area network coverage. | Caltrans |
| 2024-04-29 | Tulare | Approximately 28 route miles on Highway 99 and SR 190 are being shifted off State highways due to prohibitive permitting issues. No net mile changes or impact on area network coverage. | CVIN |
| 2024-05-28 | Merced | Approximately 11-mile route adjustment on I-5 and SR 152. This engineering allows us to complete by the federal deadline. This adjustment results in a nominal change of less than a mile. | CVIN |
| 2024-06-24 | Humbolt | The route on SR 255 is reclassified to a lease (TPN299) through CDT’s ongoing data reconciliation process. There are no updates to existing contracts or costs. | Caltrans |
| 2024-06-24 | San Bernardino | As a result of a streamlining opportunity, approximately 6-mile route was removed from Interstate 10 and 1-mile route added to Interstate 215. This was in order to avoid toll road project which would delay MMBN installation. | Caltrans |
| 2024-06-24 | San Francisco | Due to reconstruction, approximately 2-mile route on Townsend Street shifted to Brannan Street. No net mile changes or impact on area network coverage. | Lumen |
| 2024-07-22 | Multiple (statewide) | The following miles (by county) were reallocated from Caltrans construction to joint build partnerships to reach all FFA grant locations within existing funding: Imperial 69 miles; Lake 80 miles; Lassen 39 miles; Los Angeles 105 miles; Plumas 19 miles; Riverside 30 miles; San Bernardino 45 miles; San Diego 3 miles; Tehama 59 miles; Ventura 33 miles; Yolo 4 miles. | Anticipated Partnerships |
| 2024-07-22 | Multiple (statewide) | The following miles (by county) were reallocated from Caltrans construction to one or more lease partnerships to reach all FFA grant locations within existing funding: Kern 12 miles; San Luis Obispo 64 miles; Santa Barbara 82 miles. | Anticipated Partnerships |
| 2024-07-22 | Multiple (statewide) | The following miles (by county) were reallocated from Caltrans construction to one or more lease partnerships to reach all FFA grant locations within existing funding: Del Norte 30 miles; Humboldt 17 miles. | Ytel |
| 2024-08-26 | Amador | Approximately 1 mile was shifted from Hanford Street to Amador Road in Amador City to avoid local site conditions. | CVIN |
| 2024-08-26 | Amador | GIS performed data reconciliation to reflect routes along the county border more accurately resulting in 5 miles increased. | CVIN |
| 2024-08-26 | Butte | Approximately 1 mile was shifted west from State Route 99 to a local roads in Chico, CA. | CVIN |
| 2024-08-26 | Butte | Approximately 3 miles were added along State Route 162 based on revised Federal Funding Account (FFA) grant applicant data. | Anticipated Partnership |
| 2024-08-26 | El Dorado | GIS performed data reconciliation to reflect routes along the county border more accurately resulting in 6 miles increased. | Caltrans |
| 2024-08-26 | Kern | Approximately 1 mile was shifted from State Route 184 to Panama Road and South Fairfax Road in order to avoid Right-of-Way permitting constraints. | CVIN |
| 2024-08-26 | Kern | Approximately 1 mile was shifted from Sycamore Road to Meryers Street, El Camino Real, and Tejon Highway to avoid Right-of-Way permitting constraints. | CVIN |
| 2024-08-26 | Kern | Approximately 1 mile was shifted from Bussell Road to Mayer Avenue to avoid Right-of-Way permitting constraints. | CVIN |
| 2024-08-26 | Kings | Approximately 6 miles were shifted from Highway 198 and Highway 41, to Jackson Ave, 18th Ave, Laurel Ave, and 22nd Ave in the Stratford area to avoid Right-of-Way permitting constraints. | CVIN |
| 2024-08-26 | Marin | Approximately 3 miles were added to State Route 1 based on revised FFA grant applicant data. | Caltrans |
| 2024-08-26 | Monterey | GIS performed data reconciliation to reflect routes along the county border more accurately. No overall mile change. | CVIN |
| 2024-08-26 | San Benito | GIS performed data reconciliation to reflect routes along the county border more accurately resulting in 7 miles increased. | CVIN |
| 2024-08-26 | San Luis Obispo | GIS performed data reconciliation to reflect routes along the county border more accurately resulting in 1 mile increased. | CVIN |
| 2024-08-26 | San Luis Obispo | Approximately 17 miles were added along E Highway 46 based on revised FFA grant applicant data. | Anticipated Partnership |
| 2024-08-26 | Santa Barbara | GIS performed data reconciliation to reflect route along county border more accurately. No overall mile change. | CVIN |
| 2024-08-26 | Santa Clara | Approximately 1 mile was removed along State Route 152 and State Route 101 to avoid Right-of-Way permitting constraints. | CVIN |
| 2024-08-26 | Santa Clara | GIS performed data reconciliation to reflect routes along the county border more accurately resulting in 6 miles decreased and added to San Benito. | CVIN |
| 2024-08-26 | Sutter | Approximately 2 miles were shifted from State Route 99 and Natomas Road, to Catlett Road and Pleasant Grove Road to avoid delay due to conflicting construction efforts. | CVIN |
| 2024-08-26 | Tuolumne | Approximately 4 miles added on Highway 108 due to local site conditions and to reach FFA grant applicant data. | Caltrans |
| 2024-08-26 | Various | Based on GIS data reconciliation activities, approximately 1 mile was added statewide for Lumen (Joint Build). There are no updates to routes, existing contracts, or costs. | Lumen |
| 2024-09-30 | Contra Costa | Approximately 2 miles were removed along Arnold Industrial Way and State Route 242 to reflect joint build agreement accurately. This adjustment removes approximately 2 miles without impacting area network coverage or cost. | Arcadian |
| 2024-09-30 | Kern, San Luis Obispo, Santa Barbara | Approximately 158 miles were reallocated from Anticipated Partnerships (Lease) to CVIN due to contract amendment. | CVIN |
| 2024-09-30 | Placer, Sacramento, Sutter | Route shifted from Natomas and East Levee Roads to Pleasant Grove Road, Riego Road, and along Locust Road. This was in order to avoid federal permitting challenges. This adjustment adds a net of ~2 mile without impacting area network coverage or costs. | CVIN |
| 2024-09-30 | Sacramento | Approximately 2 miles was added along Truxel Road and Gateway Park Boulevard in order to connect to a major data center. | Arcadian |
| 2024-09-30 | Sacramento | Route shifted from River Road and along State Highway 160 to Interstate 5 in order to avoid Right-of-Way and permitting challenges. This adjustment adds a net of ~7 miles to the route. | Arcadian |
| 2024-09-30 | Shasta | Route shifted from local roads near Terry Lake Road and Bunch Grass Lookout Road, to State Highway 299. This was in order to avoid private or inaccessible property. This adjustment removes ~1 mile of route without impacting area network coverage or costs. | CVIN |
| 2024-09-30 | Various | Approximately 380 miles were reallocated from Anticipated Partnerships (Joint Build) to American Dark Fiber due to newly signed partnership. | American Dark Fiber |
| 2024-09-30 | Various | Approximately 53 miles were reallocated from our joint build and lease partnerships to Caltrans construction to reflect the way in which hub miles are being delivered. | Caltrans |
| 2024-10-28 | All | No route adjustments during this month. | All |
| 2024-11-25 | Amador | Approximately 2 miles were added along State Route 88 between Jackson Street and Pine Grove Street, in order to avoid Right-of-Way permitting challenges. | CVIN |
| 2024-11-25 | Humboldt | Approximately 3 miles along State Route 96 were reallocated from Caltrans construction to Ytel lease partnership due to contract amendment. | Ytel |
| 2024-11-25 | Riverside | Approximately 18 miles were added along State Route 74 due to in-flight and substantially complete Caltrans Construction miles previously not reflected on the map. | Caltrans |
| 2024-11-25 | Shasta | Approximately 10 miles were added along Interstate 5 due to in-flight and substantially complete Caltrans Construction miles previously not reflected on the map. | Caltrans |
| 2024-11-25 | Ventura | Approximately 3 miles along West Telegraph Road were reallocated from Caltrans construction to a joint build partnership due to network realignment. | Anticipated Partnerships (Joint Build) |
| 2024-11-25 | Yuba | Approximately 1 miles were added along State Route 65 to reflect updated engineering work. This adjustment does not impact area network coverage. | CVIN |
| 2024-12-26 | Alameda | Approximately 2 miles were added along State Route Near 66th Ave and San Leandor Street to reflect updated hub engineering work. This adjustment does not impact area network coverage. | Caltrans |
| 2024-12-26 | Humboldt | Approximately 10 miles were added along State Route 101 due to alignment with Karuk Tribe’s design of joint build partnership. This adjustment does not impact area network coverage or costs. | Vero Networks |
| 2024-12-26 | Humboldt | Route shifted along State Route 101 from Cresent City to south of the Oregon border in order to avoid Right-of-Way permitting challenges. This adjustment adds a net of ~2 miles without impacting area network coverage or costs. | Karuk |
| 2024-12-26 | Humboldt | Approximately 0.5 miles were added along State Route 200 and State Route 299 to reflect updated hub engineering work. This adjustment does not impact area network coverage. | Caltrans |
| 2024-12-26 | Los Angeles | Approximately 2 miles were added along State Route 605 due to hub optimization. This adjustment does not impact area network coverage. | Caltrans |
| 2024-12-26 | Placer | Approximately 1 mile was added along Interstate 80 (I-80) north of State Route 49 to reflect updated hub engineering work. This adjustment does not impact area network coverage. | Caltrans |
| 2024-12-26 | Plumas | Approximately 0.5 miles were added along State Route 36 from Chester to Lassen County border to reflect updated engineering work. This adjustment does not impact area network coverage. | American Dark Fiber |
| 2024-12-26 | Riverside | Approximately 1 mile was removed along State Route 74 due to hub optimization. This adjustment does not impact area network coverage. | Caltrans |
| 2024-12-26 | Riverside | Approximately 3 miles were added along Dillon Road and State Route 86 due to hub optimzation. This adjustment does not impact area network coverage. | Caltrans |
| 2024-12-26 | Riverside | Approximately 0.5 miles were added along Case and Mapes Roads due to bridging segment optimzation. This adjustment does not impact area network coverage. | Lumen (Lease) |
| 2024-12-26 | Sacramento | Hub location shifted from along State Route 99 to along State Route 104 due to hub optimization. This adjustment adds ~0.5 mile of route without impacting area network coverage or costs. | Caltrans |
| 2024-12-26 | San Bernardino | Approximately 1 mile was added along West Slover Avenue and South Riverside Avenue due hub optimization. This adjustment does not impact area network coverage. | Caltrans |
| 2024-12-26 | San Luis Obispo | Approximately 2 miles were added along State Route 46 to reflect updated engineering work. This adjustment does not impact area network coverage. | American Dark Fiber |
| 2024-12-26 | Shasta | Approximately 1 mile was removed along State Route 89 and State Route 299 due to hub optimization. This adjustment does not impact area network coverage. | Caltrans |
| 2024-12-26 | Stanislaus | Approximately 1 mile was removed along W Maint Street and Lander Ave due to hub optimization. This adjustment does not impact area network coverage. | Caltrans |
| 2024-12-26 | Trinity | Approximately 1 mile was removed along State Route 299, east of Juction City, to reflect updated hub engineering work. This adjustment does not impact area network coverage. | Caltrans |
| 2024-12-26 | Various | Approximately 2 miles were added to various counties to reflect updated hub engineering work. This adjustment does not impact area network coverage or overall project costs. | Various |
| 2024-12-26 | Various | Approximately 2 miles were added to various counties to reflect updated engineering work. This adjustment does not impact area network coverage or overall project costs. | Various |
| 2024-12-26 | Various | Approximately 0.5 miles were removed along State Route 88 to reflect updated interconnection engineering work. This adjustment does not impact area network coverage or overall project costs. | Various |
| 2024-12-26 | Various | Approximately 1 mile was removed as a result of hub location refinement. This adjustment does not impact area network coverage or overall project costs. | Various |
| 2024-12-26 | Various | GIS performed data reconciliation to reflect routes along the county borders more accurately resulting in a ~0.5 mile reduction. This adjustment does not impact area network coverage or overal project costs. | Various |
| 2025-01-27 | Humboldt | Approximately 46 miles were reallocated from Anticipated Partnerships (Joint Build) to Karuk due to newly signed partnership. | Karuk |
| 2025-01-27 | Humboldt | Approximately 1 mile was returned to Anticipated Partnerships (Joint Build) to reflect route alignment and realignments. This adjustment does not impact area network coverage or costs. | Anticipated Partnerships (Joint Build) |
| 2025-01-27 | Los Angeles | Approximately 75 miles were reallocated from Anticipated Partnerships (Joint Build) to Gateway Cities due to newly signed partnership. | Gateway Cities |
| 2025-01-27 | Los Angeles | Approximately 1.3 miles were returned to Anticipated Partnerships (Joint Build) to reflect route alignment and realignments. This adjustment does not impact area network coverage or costs. | Anticipated Partnerships (Joint Build) |
| 2025-02-24 | Alameda | Route shifted towards the west in San Leandro from State Route 238 and State Route 580 to 4WD Road to reflect updated engineering work. This adjustment added a net of ~1 mile without impacting area network coverage or costs. | Caltrans |
| 2025-02-24 | Butte | Approximately 3 miles were reallocated from Anticipated Partnership (Lease) to Anticipated Partnerships (Joint Build) due to contract amendment. | Anticipated Partnership (Joint Build) |
| 2025-02-24 | Kings | In Lemoore, the CVIN route was extended from State route 41 approximately 1.7 miles to West Hills College . This adjustment did not impact area network coverage or costs. | Lumen-IRUwOption |
| 2025-02-24 | Los Angeles | Approximately 12.8 miles were reallocated from Anticipated Partnerships (Joint Build) to LA Bureau of Street Lighting due to contract amendment. | LA Bureau of Street Lighting |
| 2025-02-24 | Orange | Approximately 1 mile was added in the Tustin along East Edigner Avenue and State Route 55 to reflect updated engineering work. This adjustment does not impact area network coverage. | Lumen Technologies (Joint Build) |
| 2025-02-24 | Santa Barbara | Approximately 2.3 miles were reallocated from CVIN to Anticipated Partnerships (Joint Build) due to contract amendment. | Anticipated Partnership (Joint Build) |
| 2025-02-24 | Shasta | Approximately 2 miles were reallocated from Caltrans to Anticipated Partnerships (Joint Build) due to contract amendment. | Anticipated Partnership (Joint Build) |
| 2025-02-24 | Various | Approximately 2 miles were removed from various counties to reflect updated engineering work. This adjustment does not impact area network coverage or costs. | American Dark Fiber |
| 2025-02-24 | Various | Approximately 6.8 miles were added to various counties to reflect updated engineering work. This adjustment does not impact area network coverage or costs. | CVIN |
| 2025-02-24 | Various | Approximately 31.6 miles were reallocated from CVIN to Anticipated Partnership (Lease) due to contract amendment. | Anticipated Partnership (Lease) |
| 2025-02-24 | Various | Approximately 8.2 miles were added to various counties to reflect updated engineering work. This adjustment does not impact area network coverage or costs. | Anticipated Partnership (Lease) |
| 2025-02-24 | Various | Approximately 0.5 mile were added from various counties to reflect permitting issues or updated engineering work. This adjustment does not impact area network coverage or overall project costs. *This is a rollup of changes across the state with each change being from 0.01 to 0.49 miles. | Various |
| 2025-03-31 | Mendocino | Approximately 0.5 miles were removed along State Route 1 from Point Arena to the Navarro River to reflect updated engineering work.This adjustment does not impact area network coverage or costs. | Caltrans |
| 2025-03-31 | San Bernardino | Approximately 0.7 miles were added along Interstate 15 from Mariposa Road in Oak Hills to Stoddard Wells Road to reflect updated engineering work. This adjustment does not impact area network coverage or cost. | Arcadian |
| 2025-03-31 | Various | Approximately 1.2 miles were removed from various counties to reflect updated engineering work. This adjustment does not impact area network coverage or overall project costs. *This is a rollup of changes across the state with each change being from 0.01 to 0.49 miles. | Various |
| 2025-04-28 | Alameda | Approximately 487 miles were reallocated from Caltrans construction to American Dark Fiber in the following counties: Alameda 0.5 miles; Butte 23.3 miles; Calaveras 4.7 miles; Contra Costa 15.2 miles; Del Norte 15.8 miles; El Dorado 16 miles; Fresno 25.8 miles; Lassen 3.9 miles; Marin 9.8 miles; Mariposa 31.6 miles; Mendocino 132.7 miles; Orange 15.4 miles; Plumas 13.9 miles; Riverside 0.5 miles; San Bernardino 0.5 miles; San Diego 0.2 miles; Santa Clara 19.2 miles; Santa Cruz 2.5 miles; Siskiyou 44.1 miles; Sonoma 69.0 miles; Tuolomne 42.7 miles. This adjustment does not impact area network coverage or overall costs. | American Dark Fiber |
| 2025-04-28 | Alameda | Approximately 19 miles along State Route 1 from the Oregon Border to Crescent City were reallocated from Caltrans construction to one or more lease partnerships. This adjustment does not impact area network coverage or costs. | American Dark Fiber |
| 2025-04-28 | El Dorado | Approximately 1 mile in Crescent City along the Redwood highway from East Washington Boulevard to 5th Street were reallocated from Caltrans construction to Ytel. This adjustment does not impact area network coverage or overall costs. | American Dark Fiber |
| 2025-04-28 | Lassen | Approximately 14.5 miles were adjusted in the following counties as a result of the contract ammendment reallocating Caltrans construction miles to American Dark Fiber: Butte 1 mile; Calaveras 0.3 miles; Contra Costa -0.4 miles; Del Norte 0.5 miles; El Dorado 2.1 miles; Fresno -0.8 miles; Lassen 0.2 miles; Marin -0.1 miles; Mariposa 4.5 miles; Mendocino 0.2 miles; Orange 4.1 miles; Plumas 0.2 miles; Santa Clara 2.9 miles; Santa Cruz 0.3 miles; Siskiyou 5.8 miles; Sonoma 1.5 miles, Tuolomne -0.6 miles. These adjustments reflects updated design work from the partner and does not impact area network coverage or overall costs. | American Dark Fiber |
| 2025-04-28 | Los Angeles | Approximately 2 miles were added along various routes in Central Los Angeles to reflect updated engineering work. This adjustment does not impact area network coverage. | Gateway Cities |
| 2025-04-28 | Los Angeles | Approximately 6.6 miles were adjusted in the following counties to reflect updated engineering work: Contra Costa 1.0 miles; El Dorado 0.1 miles; Humboldt -2.9 miles; Los Angeles 0.5 miles; Marin 0.3 miles; Mendocino 0.5 miles; Nevada 1.2 miles; Placer 0.2 miles; Sacramento 1.3 miles; San Bernardino 2.5 miles; San Jaoquin 0.1 miles; Santa Clara 1.1 miles; Sonoma 0.5 miles. This adjustment does not impact area network coverage or overall costs. | Arcadian |
| 2025-04-28 | Mendocino | Approximately 4 miles along State Route 1 from Simpson Lane to Cypress Street were reallocated from Caltrans construction to one or more joint build partnerships. This adjustment does not impact area network coverage or overall costs. | American Dark Fiber |
| 2025-05-26 | Various | Approximately 1 mile was removed from various counties to reflect updated engineering work. This adjustment does not impact area network coverage. | Karuk |
| 2025-05-26 | Various | Approximately 0.5 mile was removed from various counties to reflect updated engineering work. This adjustment does not impact area network coverage. | YTel |
| 2025-05-26 | Various | Approximately 1 mile was added to various counties to reflect updated engineering work. This adjustment does not impact area network coverage. *This is a rollup of changes across the state with each change being from 0.01 to 0.49 miles. | CVIN |
| 2025-05-26 | Various | Approximately 0.5 mile was added to various counties to avoid permitting issues. This adjustment does not impact area network coverage. | Gateway Cities |
| 2025-05-26 | Various | Approximately 20 miles were reallocated from Anticipated Partnership (Joint Build) to American Dark Fiber due to contract amendment. | American Dark Fiber |
| 2025-05-26 | Various | Approximately 5 miles were removed from various counties to reflect updated engineering work. This adjustment does not impact area network coverage. | American Dark Fiber |
| 2025-05-26 | Various | Approximately 1 mile was removed from various counties to reflect updated engineering work. This adjustment does not impact area network coverage. | Lumen-IRU |
| 2025-05-26 | Various | Approximately 2 miles were removed from various counties to avoid permitting issues and reflect updated engineering work. This adjustment does not impact area network coverage. | CVIN |
| 2025-05-26 | Various | Approximately 10 miles were added to various counties to reflect updated engineering work. This adjustment does not impact area network coverage. | CVIN |
| 2025-06-30 | Fresno | Approximately 0.5 miles of planned network were removed northeast of the intersection of State Route 180 and Belmont Avenue to reflect updated engineering work. This adjustment does not impact area network coverage. | Anticipated Partnerships (Lease) |
| 2025-06-30 | Kern | Approximately 1 mile was added within the City of Wasco, extending along McCombs Road and between North Palm Avenue and Central Valley Highway to reflect updated engineering work. This adjustment does not impact area network coverage. | Anticipated Partnerships (Lease) |
| 2025-06-30 | Various | Minor adjustments totalling approximately 2 miles were removed across various counties to reflect updated engineering work. This adjustment does not impact area network coverage. This is a rollup of changes across the state with each change being from 0.01 to 0.49 miles. | Various |
| 2025-07-28 | Various | Approximately 0.1 miles were added due to engineering work across various counties. These adjustments do not impact area network coverage. This is a rollup of minor changes across the state. | Various |
| 2025-08-25 | Alameda | Approximately 2 miles were added along State Route 580 between State Route 680 in Dublin and State Route 238 in San Lorenzo to reflect updated engineering work. This adjustment does not impact area network coverage. | Boldyn Networks (Boldyn) |
| 2025-08-25 | Butte | Approximately 3 miles were added along State Route 162 between Oro Dam Boulevard and the junction with State Route 70 near Lone Tree Road and Powerhouse Hill Road in Oroville to reflect updated engineering work. This adjustment does not impact area network coverage. | CVIN |
| 2025-08-25 | Kings | Approximately 1 mile was removed along Lacey Boulevard between Hanford and Lemoore to reflect updated engineering work. This adjustment does not impact area network coverage. | CVIN |
| 2025-08-25 | Modoc | Approximately 3 miles were added along State Route 139 through Tulelake, from County Road 121 to the Modoc/Siskiyou County line to reflect updated engineering work. This adjustment does not impact area network coverage. | CVIN |
| 2025-08-25 | Siskiyou | Approximately 2 miles were added along State Route 161 through Dorris, from the Siskiyou/Modoc County line to Richardson Road to reflect updated engineering work. This adjustment does not impact area network coverage. | CVIN |
| 2025-08-25 | Sonoma | Approximately 1 miles were added along State Route 161 through Dorris, from the Siskiyou/Modoc County line to Richardson Road to reflect updated engineering work. This adjustment does not impact area network coverage. | American Dark Fiber (ADF) |
| 2025-08-25 | Tulare | Approximately 2 miles were added along the Tipton-Porterville corridor (to South Jaye Street) to reflect updated engineering work. This adjustment does not impact area network coverage. | CVIN |
| 2025-08-25 | Various | Approximately 2 miles were added due to engineering work across various counties. These adjustments do not impact area network coverage. This is a rollup of minor changes across the state. | Various |
| 2025-08-25 | Yuba | Approximately 1 mile was added along Highway 70, from Olivehurst to the Highway 65 junction at the Placer County boundary near Wheatland, to reflect updated engineering work. This adjustment does not impact area network coverage. | CVIN |
| 2025-09-29 | Amador | Approximately 0.5 mile was removed along Clinton Road, between Contini Mine Road and Mission Boulevard/State Route 88 intersection, to reflect updated engineering work. This adjustment does not impact area network coverage. | CVIN |
| 2025-09-29 | Del Norte | Approximately 3 miles were added along State Route 197 and 199, extending from U.S Highway 101 near Cresent City to Darlingtonia, to reflect updated engineering work. This adjustment does not impact area network coverage. | American Dark Fiber (ADF) |
| 2025-09-29 | Del Norte | Approximately 19 miles were broken out from Anticipated Partnerships (Lease) to Tolowa Dee-ni’ Nation partner due to contract amendment. | Tolowa Dee-ni’ Nation |
| 2025-09-29 | Kings | Approximately 7 miles were added along State Route 41, extending from Lemoore westward to Interstate 5, to avoid permitting challenges. This adjustment does not impact area network coverage. | CVIN |
| 2025-09-29 | Los Angeles | Approximately 0.5 mile was added from North Industrial Parkway in San Bernadino to Cogswell Road in El Monte, to reflect updated engineering work. This adjustment does not impact area network coverage. | Anticipated Partnerships (Joint Build) |
| 2025-09-29 | Santa Barbara | Approximately 32 miles were broken out from Anticipated Partnerships (Lease) to CVIN partner due to contract amendment. | CVIN |
| 2025-09-29 | Santa Cruz | Route shifted in Watsonville, from South Green Valley Road to Porter Drive, to avoid permitting challenges. This adjustment added a net of ~3 miles without impacting area network coverage. | CVIN |
| 2025-09-29 | Various | Approximately 0.1 mile was removed to reflect updated engineering work across various counties. These adjustments do not impact area network coverage. This is a rollup of minor changes across the state. | Various |
| 2025-09-29 | Yuba | Route shifted along State Route 70, from the Yuba-Butte County line south to the town of Linda at the State Route 20 intersection, to avoid permitting challenges. This adjustment added a net of ~3 miles without impacting area network coverage. | CVIN |