Regional Water Quality Control Board, Region 5 (Central Valley), Sacramento
Nevada County 174 Culvert Rehabilitation Project
NOE - Notice of Exemption
RWQCB is issuing a 401 Water Quality Certification for the subject project. The project includes replacing 10 culverts along SR 174, regrading their inlets and outlets, and replacing/rehabilitating the headwalls and footwalls.
This project meets the exemption: 1) the operation, repair, maintenance, or minor alteration of existing public or provate structures involving negligible or no expansion of use, 2) replacement or reconstruction, 3) new construction or conversion of small structures and 4) minor alterations to land.