Well Completion Reports
Having trouble submitting a report to OSWCR?
Email DWR headquarters at OSWCR_Admin@water.ca.gov.
Are you looking for a Well Completion Report (WCR)?
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WCR Map Application Search for WCRs by location using the interactive web-based mapping tool using an address or coordinates. |
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Can't find the WCR you're looking for?
DWR Region Office staff can process your WCR request. Please note there may be a fee charged for this service as provided by the law.
Steps to requesting a WCR:
- Go to the Well Completion Report Request Form link.
- Download the WCR Request Form to fill out the PDF electronically OR
Print the WCR Request Form to fill it out by hand. - Fill out the fillable fields with as much information as you have.
- Email, fax, or mail your completed form to the Region Office where the WCR is located (See maps below to determine the appropriate Region Office).
- Region Office staff will contact you once the request is received and notify you of any missing information or next steps.
- For other OSWCR related questions that are not covered above, please contact the Region Office staff listed in the ‘Contacts’ section on this website.
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.
Northern Region Contact
April Scholzen, Water Resources Tech. II
2440 Main Street, Red Bluff, CA 96080
530-529-7368 (office)
530-529-7322 (fax)
NRO_WCR@water.ca.gov
The North Central Region Office, 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.
North Central Region Contact
Leslie Rodriguez Serrano, Water Resources Engineer
3500 Industrial Blvd
West Sacramento, CA 95691
916-376-9614 (office)
916-376-9676 (fax)
NCRO_WCR@water.ca.gov
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.
South Central Region Contact
Chris Guevara, Water Resources Tech. II
691 N. Laverne Ave Suite 104
Fresno, CA 93727-6820
559-230-3356 (office)
916-744-5009 (fax)
SCRO_WCR@water.ca.gov
The Southern Region Office, 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.
Southern Region Contact
Blanca Zendejas, Junior Engineering Technician
770 Fairmont Avenue, Ste. 200
Glendale, CA 91203-1035
818-549-2336 (office)
SRO_WCR@water.ca.gov
Are you looking for tabulated WCR data?
DWR has created several data products related to well completion reports, including a tabular index of records from OSWCR, geologic logs, well construction, and other well data, which can be browsed or downloaded in bulk form from the California Natural Resources Agency (CNRA) Open Data Portal.
More information about current well infrastructure
DWR has built online dashboards with the latest information on domestic and irrigation well infrastructure in California (based on OSWCR data). These dashboards can be accessed through California’s Groundwater Live.
Contacts
DWR Headquarters
Well Completion Reports/OSWCR
OSWCR_Admin@water.ca.gov
Northern Region
April Scholzen
Water Resources Tech. II
2440 Main Street
Red Bluff, CA 96080
530-529-7368 (office)
530-529-7322 (fax)
NRO_WCR@water.ca.gov
North Central Region
Leslie Rodriguez Serrano
Water Resources Engineer
Groundwater Supply & Special Studies Section
3500 Industrial Blvd
West Sacramento, CA 95691
916-820-8232
916-376-9676 (fax)
NCRO_WCR@water.ca.gov
South Central Region
Chris Guevara
Water Resources Tech. II
691 N. Laverne Ave Suite 104
Fresno, CA 93727-6820
559-552-4450 (office)
916-744-5009 (fax)
SCRO_WCR@water.ca.gov
Southern Region
Blanca Zendejas
Junior Engineering Technician
770 Fairmont Avenue, Suite 200
Glendale, CA 91203-1035
818-621-9529 (cell)
SRO_WCR@water.ca.gov