California Code of Regulations
Title 23 - Waters
Division 1 - Central Valley Flood Protection Board
Chapter 1 - Organization, Powers and Standards
Article 8 - Standards
Table 8.1 - Regulated Streams and Nonpermissible Work Periods

Universal Citation: 23 CA Code of Regs 8.1

Current through Register 2024 Notice Reg. No. 38, September 20, 2024

[1] Flood season November 1 through July 15

[2] Flood season November 1 through April 15

*Stream Title*	*County-Limits*	*Flood Season*
Alta Main Canal	Fresno	1
American River	Sacramento -- to Nimbus Dam	2
Antelope Creek	Placer -- to settlement ponds	2
Antelope Creek	Tehama	2
Angel Slough	Butte	2
Arcade Creek	Sacramento -- to Roseville Road	2
Ash Creek	Modoc	2
Ash Slough	Madera	2
Atherton Cove	San Joaquin -- northeast bank only	2
Auburn Ravine	Sutter and Placer	2
Banta Carbona Intake Canal	San Joaquin	2
Beacon Creek	Sacramento -- Morrison Creek to Franklin Boulevard	2
Battle Creek	Tehama	2
Bear Creek	Merced	2
Bear Creek	San Joaquin, up to Jack Tone Road	2
Bear Creek	Shasta, reach within designated floodway of the Sacramento River	2
Bear River	Sutter, Placer & Yuba	2
Berenda Slough	Madera -- Avenue 21- 1/2 to Ash Slough	2
Best Slough	Yuba	2
Big Chico Creek	Butte	2
Black Rascal Creek	Merced	2
Butte Basin	Butte, Glenn, and Colusa	2
Butte Creek	Butte and Glenn -- to Skyway Bridge	2
Butte Creek Diversion Canal	Sutter	2
Butte Slough	Sutter	2
Byrd Slough	Fresno	1
Cache Creek	Yolo, Yolo Bypass to 1/2 mile west of I-5	2
Cache Slough	Solano	2
Calaveras River	San Joaquin -- to New Hogan Dam	2
Cameron Slough	Fresno, within the Kings River designated floodway	1
Canal Creek	Merced	2
Cherokee Creek	Butte	2
Chowchilla Canal Bypass	Merced, Madera, and Mariposa	1
Chowchilla River	Merced, Madera and Mariposa, to Buchanan Dam	2
Churn Creek	Shasta -- within Sacramento River floodway	2
Cirby Creek	Placer	2
Clarks Fork	Kings	1
Clear Creek	Shasta -- Sacramento River to Whiskeytown Dam	2
Clover Creek	Shasta -- to 1.1 miles upstream from Millville Plains Road	2
Clover Creek	Lake	2
Cole Slough	Fresno	1
Colusa Bypass	Colusa	2
Colusa Basin Drain and Canal	Glenn, Colusa, and Yolo	2
Colusa Trough	Colusa	2
Coon Creek	Placer and Sutter	2
Consumnes River	Sacramento	2
Cottonwood Creek	Shasta and Tehama -- divides counties -- to Dutch Gulch Dam	2
Cottonwood Creek South Fork	Tehama	2
Cottonwood Creek	Tulare -- St. Johns River to Grapevine Creek	2
Cow Creek	Shasta -- to 0.6 miles upstream of Millville Plains Road	2
Cresent Bypass	Kings and Fresno -- North Fork Kings River	1
Cross Creek	Kings and Tulare -- Nevada Avenue to St. Johns River	1
Davis Drain	Yolo	2
Dead Horse Slough	Butte	2
Deer Creek	Sacramento	2
Deer Creek	Tehama	2
Dog Creek	Fresno	2
Dry Creek	Butte	2
Dry Creek	Fresno	2
Dry Creek	Sacramento and Placer -- to Antelope Creek	2
Dry Creek	Shasta, reaches within designated floodways of Clear and Cottonwood Creeks	2
Dry Creek	Stanislaus -- Tuolimne River to AT&SF RR	2
Dry Creek	Sutter	2
Dry Creek	Tehama	2
Dry Creek	Tulare	2
Dry Creek	Yuba	2
Duck Creek	San Joaquin	2
Duck Creek, South Branch	San Joaquin	2
Duck Slough	Merced	2
Duck Slough	Yolo	2
Dutch John Cut Slough	Kings	1
Dye Creek	Tehama	2
East Sand Slough	Tehama -- within Sacramento R. floodway	2
Eastside Bypass	Merced and Madera	1
Edendale Creek	Merced	2
El Capitan Canal	Merced	2
Elder Creek	Tehama -- to Ralston Road Bridge	2
Elder Creek	Sacramento County	2
Elk Bayou	Tulare	1
Elk Slough	Yolo	2
Fahrens Creek	Merced	2
Feather River	Butte and Yuba	2
Feather River, North Fork	Plumas	2
Five Mile Slough	Fresno	1
Florin Creek	Sacramento County	2
Fourteenmile Slough	San Joaquin	2
French Camp Slough	San Joaquin	2
Fresno River	Madera to Hidden Dam	2
Fresno River, South Fork	Madera	2
Fresno Slough	Kings and Fresno	1
Georgiana Slough	Sacramento	2
Globe Slough	Fresno	1
Gold Run Creek	Butte	2
Haas Slough	Solano	2
Hastings Cut	Solano	2
Honcut Creek	Butte and Yuba -- to 1/2 mile west of S.P.R.R.	2
Hughes Creek	Kings	2
Hutchinson Creek	Yuba	2
Ida Island	Sacramento	2
Inside Creek	Tulare	1
James Bypass	Kings and Fresno	1
Jack Slough	Yuba	2
Kaweah River	Tulare	1
Kaweah River, North Fork	Tulare	1
Kaweah River, Middle Fork	Tulare	1
Kaweah River, South Fork	Tulare	1
Kern River, South Fork	Kern, Isabella Dam to Tulare County Line	1
Kern River	Kern and Kings	1
Kern River Bypass Channel	Kern and Kings	1
Kings River	Kings, Tulare and Fresno -- to Pine Flat Reservoir	1
Kings River, North Fork	Tulare	1
Kings River, South Fork	Tulare	1
Knights Landing Ridge Cut	Yolo	2
Laird Slough	Stanislaus	1
Laguna Creek	Sacramento--Morrison Creek to Franklin Boulevard	2
Laurel Creek	Solano	2
Ledgewood Creek	Solano	2
Linda Creek	Sacramento and Placer	2
Lindo Channel	Butte	2
Lindsey Slough	Solano	2
Little Chico Creek	Butte	2
Little Chico Diversion Canal	Butte	2
Little Cow Creek	Shasta	2
Littlejohns Creek	San Joaquin	2
Lone Tree Creek	San Joaquin	2
Lower San Joaquin River Flood Control Project	Fresno, Madera, and Merced	1
Magpie Creek	Sacramento -- up to Raley Boulevard	2
Main Drain Canal	Kern	1
Mariposa Bypass	Merced	1
Mariposa Creek	Merced	2
Markham Creek	Sutter	2
Mayberry Slough	Sacramento	2
McClure Creek	Tehama	2
McCoy Creek	Solano	2
Merced River	Merced	1
Middle Creek	Lake	2
Miles Creek	Merced	2
Mill Creek	Tehama, Sacramento River to Highway 99	2
Miners Ravine	Placer -- to Interstate 80 Highway	2
Miner Slough	Solano	2
Mokelumne River	Sacramento, San Joaquin -- to Camanche Reservoir	2
Moody Slough	Solano	1
Mormon Slough	San Joaquin	2
Morrison Creek	Sacramento	2
Mosher Slough/Creek	San Joaquin -- to Eight mile Road	2
Moulton Bypass and Weir	Colusa	2
Mud Creek	Butte	2
Mud Slough Creek	Butte	2
Murphy Slough	Butte	2
Natomas Cross Canal	Sutter	2
Natomas East Main Drainage Canal	Sutter and Sacramento	2
Oak Run Creek	Shasta -- to 0.6 miles upstream from Millville Plains Road	2
Old River	San Joaquin to Paradise Cut	1
Outside Creek	Tulare	1
Owens Creek	Merced	2
Paddy Creek and South Paddy Creek	San Joaquin to Tully Road	2
Paradise Cut	San Joaquin	1
Paynes Creek	Tehama	2
Pixley Slough	San Joaquin -- Eight mile Road to Bear Creek	2
Pleasant Grove Creek Canal	Sutter and Placer -- to Union Pacific R.R.	2
Porter Slough	Tulare -- Road 192 to Tule River	1
Putah Creek	Yolo, Solano -- to Monticello Dam	2
Putah Creek, South Fork	Solano	2
Red Bank Creek	Tehama, only the reach that confluences with the Sacramento River designated floodway	2
Reeds Creek	Yuba	2
Sacramento Bypass	Yolo	2
Sacramento Deep Water Channel	Solano and Yolo	2
Sacramento River	Kenwick Dam -- to west end of Sherman Island	2
Salt Creek	Shasta	2
Sand Creek	Tulare and Fresno	2
Sandy Gulch	Butte	2
San Joaquin River	Friant Dam to West End of Sherman Island	1
Scotts Creek	Lake	2
Secret Ravine	Placer	2
Shag Slough	Solano and Yolo	2
Sheep Hollow Creek	Butte	2
Smith Canal	San Joaquin -- north levee only	2
Sevenmile Slough	Sacramento	2
Simmerly Slough	Yuba	2
Stanislaus River	San Joaquin, Stanislaus, Calaveras, Tuolumne, to Goodwin Dam	1
State Main Drain	Sutter	2
Steamboat Slough	Sacramento and Yolo	2
Stockton Diverting Canal	San Joaquin	2
Stony Creek	Tehama and Glenn	2
Sutter Bypass	Sutter	2
Sutter Slough	Solano, Sacramento & Yolo	2
Sycamore Creek	Butte	2
Sycamore Slough	Yolo	2
Sycamore Slough	Colusa	2
Thomes Creek	Tehama -- within the Sacramento River floodway	2
Threemile Slough	Sacramento	2
Tisdale Bypass	Sutter	2
Tom Paine Slough	San Joaquin -- Old River to W.P.R.R.	2
Tule River	Tulare, Road 192 to Success Dam	1
Tule River, North Fork	Tulare -- confluence at Hickman Creek	1
Tule River, Middle Fork	Tulare -- confluence at Long Canyon	1
Tule River, South Fork	Tulare -- confluence at Long Branch	1
Tuolumne River	Stanislaus and San Joaquin -- to La Grange Dam	1
Ulatis Creek	Solano -- to Cache Slough	2
Unionhouse Creek	Sacramento	2
Wadsworth Canal	Sutter	2
Wadsworth Intercepting Canal, East	Sutter -- to Township Road south bank only	2
Wadsworth Intercepting Canal, West	Sutter -- south bank only	2
Walker Slough	San Joaquin	2
Walthall Slough	San Joaquin	2
Western Pacific Interceptor Channel	Yuba	2
West Side Canal	Kern	1
Willow Creek	Glenn and Colusa	2
Willow Slough and Bypass	Yolo -- to SPRR	2
Wright Cut	Solano -- to confluence Cache and Shag Slough	2
Yankee Slough	Sutter and Placer	2
Yokohl Creek	Tulare	2
Yolo Bypass	Solano and Yolo	2
Yuba River	Yuba -- to Daguerre Point Dam/Highway 70	2

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California Code of RegulationsTitle 23 - WatersDivision 1 - Central Valley Flood Protection BoardChapter 1 - Organization, Powers and StandardsArticle 8 - StandardsTable 8.1 - Regulated Streams and Nonpermissible Work Periods

California Code of Regulations
Title 23 - Waters
Division 1 - Central Valley Flood Protection Board
Chapter 1 - Organization, Powers and Standards
Article 8 - Standards
Table 8.1 - Regulated Streams and Nonpermissible Work Periods