Cannabis Cultivation Waste Discharge Regulatory Program Contacts

If you have questions about the Cannabis Cultivation Waste Discharge Regulatory Program, please contact the following Water Board staff:

Program Manager - Griffin Perea

Redding Office


Butte, Colusa, Glenn, Lake, Lassen, Modoc, Napa, Nevada, Placer, Plumas, Shasta, Sierra, Siskiyou, Sutter, Tehama, Yolo, Yuba
Central Valley Regional Water Quality Control Board
364 Knollcrest Drive, Suite 205
Redding, CA 96002
Front office: (530) 224-4845
Fax: (530) 224-4857

Permitting and Compliance - Elizabeth Betancourt

Modoc, Plumas, Sierra, Tehama, Yolo
Harihar Nepal

Glenn, Lassen, Napa, Nevada
Michael Crook

Butte, Lake, Placer, Sutter
Kelly Hickcox

Colusa, Shasta, Siskiyou, Yuba
Vanessa Soto

Enforcement - Griffin Perea

Modoc, Sierra, Tehama, Yolo
Ryan Cornwall

Glenn, Lassen, Napa, Nevada
Nathan Cullen

Butte, Lake, Placer, Sutter
Michael Parker

Colusa, Shasta, Siskiyou, Yuba
Marisol Gonzalez

Outreach Coordination - Katie Gilman

Rancho Cordova Office


Alameda, Alpine, Amador, Calaveras, Contra Costa, El Dorado, Fresno, Kern, Kings, Madera, Mariposa, Merced, Sacramento, San Benito, San Joaquin, Solano, Stanislaus, Tulare, Tuolumne
Central Valley Regional Water Quality Control Board
11020 Sun Center Drive, Suite 200
Rancho Cordova, CA 95670-6114
Front office: (916) 464-3291
Fax: (916) 464-4645

Permitting and Compliance - Steve Rosenbaum

Alameda, Alpine, Amador, Calaveras, Contra Costa, El Dorado, Fresno, Kern, Kings, Madera, Mariposa, Merced, Sacramento, San Benito, San Joaquin, Solano, Stanislaus, Tulare, Tuolumne
Danielle Tiopan

Enforcement - Steve Rosenbaum

Alameda, Calaveras, Madera, Merced, Sacramento, San Benito, San Joaquin, Solano, Tulare
Jeff Tierney

Alpine, Amador, Contra Costa, El Dorado, Fresno, Kern, Kings, Stanislaus, Tuolumne
Nicole Damin

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