Petition for Temporary Urgency Change of Permits 12947A, 12949, 12950, and 16596 in Mendocino and Sonoma Counties

2 Documents in Project


SCH Number
Public Agency
State Water Resources Control Board
Document Title
Petition for Temporary Urgency Change of Permits 12947A, 12949, 12950, and 16596 in Mendocino and Sonoma Counties
Document Type
NOE - Notice of Exemption
Document Description
Sonoma County Water Agency filed temporary urgency change petitions with the State Water Board on October 31, 2022. The petitions request the State Water Board make temporary changes in the hydrologic index used to determine the minimum instream flow requirements for the Russian River that are specified in Decision 1610 and Sonoma Water's water right permits. The changes are necessary in order to maintain viable operations to support municipal use, protect listed salmonids and preserve stored water in Lake Mendocino and Lake Sonoma.

Contact Information

Connie Barton
Agency Name
Sonoma County Water Agency
Job Title
Senior Environmental Specialist
Contact Types
Project Applicant

Ken Emanuel
Agency Name
State Water Resources Control Board
Job Title
Environmental Scientist
Contact Types
Lead/Public Agency


Cloverdale, Healdsburg, Rohnert Park, Ukiah
Mendocino, Sonoma
Citywide, Countywide
Other Location Info
The proposed action would occur in Mendocino and Sonoma counties at Lake Mendocino, in the Upper Russian River from Coyote Valley Dam/Lake Mendocino to the confluence with Dry Creek, and in the Lower Russian River from the confluence with Dry Creek to the Pacific Ocean. Communities and cities along the Russian River include Ukiah, Hopland, Cloverdale, Geyserville, Healdsburg, Forestville, Mirabel Park, Rio Nido, Guerneville, Monte Rio, Duncans Mills, and Jenner.

Notice of Exemption

Exempt Status
Categorical Exemption
Type, Section or Code
15301, 15307, 15308
Reasons for Exemption
The proposed action is statutorily exempt under California Environmental Quality Act (CEQA) Statute 21080(b)(4) and categorically exempt from CEQA under the State CEQA Guidelines Sections 15301 (i), 15307, and 15308, and under Section 7 of Governor's April 21, 2021, emergency proclamation for, among other areas, the Russian River watershed.
County Clerks
Mendocino, Sonoma


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