Technical Assistance
- Groundwater basin assessments
- Groundwater elevation monitoring and analysis
- Monitoring and production well design and construction
- Assistance with installation and maintenance of groundwater monitoring facilities
- Aquifer performance testing and impact analysis
- Groundwater management planning and implementation
- Conjunctive use and groundwater transfer analysis
- Dam site feasibility investigations
- Geologic mapping
- Fluvial geomorphology
- GIS specialist
- Land use surveys
- Water balance studies
- Mobile irrigation management lab
- Assistance with urban and agricultural water management plans
- Leak detection services
- Water transfers analysis - crop land idling verification
- Climate change specialist
- Calculation of greenhouse gas emissions related to CEQA compliance
- Environmental documentation expertise (CEQA/NEPA)
- Environmental permitting expertise (State and federal ESA, CWA 404 and 401 permits, storm water permits, DFG 1600 permits)
- Wildlife population studies, wildlife habitat analyses, ESA wildlife surveys
- Fish, wildlife, botanical, invertebrate, and vernal pool monitoring studies, surveys, and investigations
- Watershed condition assessment, restoration project planning, design, and implementation
- River investigation and restoration
- Stream and meadow restoration project formulation, assessment, and design
- Recreation planning and implementation
- Installation, operation, and maintenance of streamflow gaging stations, including telemetry systems
- Design and construction of water control and measurement structures
- Hydrologic and hydraulic analysis and modeling, including flood plain mapping
- Bathymetric measurements and flow monitoring
- Modeling of water quality constituents and assimilative capacity or a river or a stream
- Surface water storage project formulation and economic analysis
- Water quality monitoring on lakes, rivers, streams, and groundwater basins
- Water quality investigations, data management, interpretation, and trend analyses
- Drainage and salinity management
- Biological monitoring, including benthic macroinvertebrates
- Aquatic ecology, limnology, environmental chemistry, and fisheries
- Long-term surface water quality monitoring trends on major coastal streams and rivers
- Hydrologic and hydraulic analysis and modeling, including conceptual design, floodplain mapping, and peer review
- Water supply evaluations and operations analysis
- Surface water storage project formulation and feasibility assessments
- Flood control project analysis
- Fish passage investigations, including the design of fish ladders and fish screens
- Surveying services, including conventional, GPS, and bathymetric surveying
- Design of recreation and ADA enhancements
- River rehabilitation project design
- 1 and 2-dimensional hydrodynamic modeling
- CAD mapping and database
- Topographic surveying
- Regulation of adjudicated water rights per superior court decrees
- Flow measurement with gages, acoustic Doppler, weirs, orifices, and flumes
- Coordination with federal and State agencies to administer diversion of water in overlapping jurisdictions
Grants
Maps
The Northern Region Office, headquartered in Red Bluff, provides technical support in 16 counties of California, including Butte, Colusa, Del Norte, Glenn, Humboldt, Lassen, Modoc, Plumas, Shasta, Siskiyou, Tehama, and Trinity, as well as portions of Mendocino, Lake, Sierra, and Yolo.
The North Central Region, headquartered in West Sacramento, provides technical support in 27 counties of California, including Sonoma, Napa, Sutter, Yuba, Nevada, Placer, El Dorado, Alpine, Calaveras, Amador, Sacramento, Solano, Contra Costa, Alameda, Santa Clara, San Mateo, San Francisco, and Marin, as well as portions of Mendocino, Lake, Sierra, Yolo, Plumas, Mono, Tuolumne, Stanislaus, and San Joaquin.
The South Central Region Office, headquartered in Fresno, provides technical support in 14 counties, including Fresno, Kings, Madera, Mariposa, Merced, Monterey, San Benito, Santa Cruz, Stanislaus, and Tulare Counties as well as portions of Kern, Tuolumne, Stanislaus and San Joaquin Counties.
The Southern Region, headquartered in Glendale, provides technical support in 11 counties of California, including Santa Barbara, Ventura, Los Angeles, Orange, San Diego, Imperial, Riverside, San Bernardino, Inyo, as well as portions of Kern and Mono.
