Minor Alteration No. WA2026102 – Ryer Island Pipe Replacement Project
Summary
SCH Number
2026090922
Public Agency
Central Valley Flood Protection Board
Document Title
Minor Alteration No. WA2026102 – Ryer Island Pipe Replacement Project
Document Type
NOE - Notice of Exemption
Received
Posted
9/22/2026
Document Description
The project proposes removing the existing 12-inch steel irrigation pipe and 1.5-inch electrical conduit; installing a new 10-inch steel irrigation pipe with a positive closure device and siphon breaker and new 1.25-inch electrical conduit; backfilling and recompacting the levee; installing a new concrete landing and walkway to the existing waterside pump; removing the abandoned 36-inch concrete standpipe and the two abandoned power poles on the landside; and restoring the project site to pre-project conditions. All activities and materials will comply with California Code of Regulations, Title 23, Waters, Division 1 (Title 23) standards.
Contact Information
Name
Brian Luke
Agency Name
Central Valley Flood Protection Board
Job Title
Senior Environmental Scientist
Contact Types
Lead/Public Agency
Phone
Name
Prasad Nalluri
Agency Name
Ryer Island 146 LLC
Job Title
Manager
Contact Types
Parties Undertaking Project
Phone
Location
Coordinates
Cities
10 miles north of Rio Vista
Counties
Solano
Regions
Northern California
Waterways
Miner Slough
Other Location Info
The project is located on the left bank of Miner Slough, at Levee Mile 6.81 of Reclamation District No. 501 (RD0501) Unit No. 03 Levee, Solano County, 38.29013, -121.62018, DSID 21060.
Notice of Exemption
Exempt Status
Categorical Exemption
Type, Section or Code
15301
Reasons for Exemption
The Board has determined that the project activities within the Board's authority are exempt from CEQA pursuant to the Class 1 (Existing Facilities) categorical exemption (California Code of Regulations, title 14, section 15301). The project qualifies for this exemption because it is limited to the operation, repair, maintenance, permitting, or minor alteration of an existing facility and involves negligible or no expansion of existing or former use.
Exempt Status
Categorical Exemption
Type, Section or Code
15302
Reasons for Exemption
The project activities within the Board's authority are also exempt from CEQA pursuant to the Class 2 (Replacement or Reconstruction) categorical exemption (California Code of Regulations, title 14, section 15302). The Project qualifies for this exemption because it involves the replacement or reconstruction of an existing structure or facility that will be located on the same site as the structure or facility replaced and will have substantially the same purpose and capacity.
Exempt Status
Categorical Exemption
Type, Section or Code
15304
Reasons for Exemption
In addition, the Board has determined that the project activities within the Board's authority are exempt from CEQA pursuant to the Class 4 (Minor Alterations to Land) categorical exemption (California Code of Regulations, title 14, section 15304). The Project qualifies for this exemption because it involves minor alterations in the condition of land, water, and/or vegetation which does not involve removal of healthy, mature, scenic trees except for forestry or agricultural purposes. The Board further finds that none of the exceptions to the categorical exemptions set forth in California Code of Regulations, title 14, section 15300.2 applies.
County Clerk
Solano
Attachments
Notice of Exemption
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