Ranking

Largest water rights by face-value volume

The 100 largest water rights by face-value volume, ranked from the 262 we track in the United States. Solano County municipal and irrigation right A014443 is the largest, at 9,004,510 acre-ft/year. 238 storage and power rights are listed apart, below.

#	Water right	Location	Holder	Face-value volume
1	Solano County municipal and irrigation right A014443	Solano County, California, United States	Calif Dept of Water Resources	9,004,510 acre-ft/year
2	Rock Slough municipal and irrigation right A005626	Contra Costa County, California, United States	U S Bureau of Reclamation	7,998,004 acre-ft/year
3	Contra Costa County municipal and industrial right A009364	Contra Costa County, California, United States	U S Bureau of Reclamation	7,818,798 acre-ft/year
4	Colorado River irrigation and domestic right A007482	Imperial County, California, United States	Imperial Irrigation District	7,239,775 acre-ft/year
5	Contra Costa County municipal and irrigation right A013370	Contra Costa County, California, United States	U S Bureau of Reclamation	5,347,832 acre-ft/year
6	San Joaquin River municipal and irrigation right A005638	Madera County, California, United States	U S Bureau of Reclamation	3,917,478 acre-ft/year
7	San Joaquin County municipal and irrigation right A005628	San Joaquin County, California, United States	U S Bureau of Reclamation	3,349,944 acre-ft/year
8	Contra Costa County irrigation and domestic right A015375	Contra Costa County, California, United States	U S Bureau of Reclamation	3,030,762 acre-ft/year
9	Old River municipal and irrigation right A009368	Contra Costa County, California, United States	U S Bureau of Reclamation	2,895,910 acre-ft/year
10	Pine Flat Dam irrigation and domestic right S028457	Fresno County, California, United States	Kings River Water Association	2,808,912 acre-ft/year
11	Kings River West of Highway 99 irrigation right A000360	Kings County, California, United States	Kings River Water Association	2,786,000 acre-ft/year
12	Kern County municipal and irrigation right A031677	Kern County, California, United States	Kern County Water Agency	2,279,000 acre-ft/year
13	Merced County municipal and irrigation right A000234	Merced County, California, United States	U S Bureau of Reclamation	2,124,487 acre-ft/year
14	San Joaquin River municipal and irrigation right A001465	Madera County, California, United States	U S Bureau of Reclamation	2,124,487 acre-ft/year
15	California Aqueduct water right A032815	Kern County, California, United States	Semitropic Water Storage District	1,600,000 acre-ft/year
16	Old River municipal and irrigation right A014445A	Alameda County, California, United States	Calif Dept of Water Resources	1,575,212 acre-ft/year
17	Stone Corral Creek municipal and irrigation right A025517X01	Colusa County, California, United States	Sites Project Authority	1,500,000 acre-ft/year
18	Colorado River irrigation and domestic right A007483	Imperial County, California, United States	Coachella Valley Water District	1,447,955 acre-ft/year
19	Contra Costa County municipal and irrigation right A019304	Contra Costa County, California, United States	U S Bureau of Reclamation	1,420,000 acre-ft/year
20	Old River municipal and irrigation right A005630	Alameda County, California, United States	Calif Dept of Water Resources	1,393,569 acre-ft/year
21	Water right S029247 (Statement of Div and Use)	California, United States	Cressey River LLC	1,385,000 acre-ft/year
22	Contra Costa County municipal and irrigation right A017376	Contra Costa County, California, United States	U S Bureau of Reclamation	1,335,371 acre-ft/year
23	Yuba River irrigation and industrial right A005632	Yuba County, California, United States	Yuba County Water Agency	1,159,000 acre-ft/year
24	Sacramento County municipal and irrigation right A017512	Sacramento County, California, United States	Calif Dept of Water Resources	1,100,000 acre-ft/year
25	Merced River irrigation right S004718	Merced County, California, United States	Merced Irrigation District	1,086,600 acre-ft/year
26	Colorado River irrigation and domestic right A009280	Riverside County, California, United States	Palo Verde Irrigation District	1,085,966 acre-ft/year
27	Contra Costa County municipal and irrigation right A017374	Contra Costa County, California, United States	U S Bureau of Reclamation	1,085,966 acre-ft/year
28	Colorado River municipal and domestic right A006406	San Bernardino County, California, United States	The Metropolitan Water District of Southern California	1,085,950 acre-ft/year
29	Stanislaus County irrigation and recreation right A014127	Stanislaus County, California, United States	Turlock I D & Modesto I D	1,046,800 acre-ft/year
30	Rock Slough municipal and industrial right A009363	Contra Costa County, California, United States	U S Bureau of Reclamation	1,033,978 acre-ft/year
31	Kings River municipal and irrigation right A032810	Fresno County, California, United States	Consolidated Irrigation District	1,000,000 acre-ft/year
32	Merced County municipal and irrigation right A015764	Merced County, California, United States	U S Bureau of Reclamation	1,000,000 acre-ft/year
33	Stanislaus River municipal and irrigation right A014858B	Calaveras County, California, United States	U S Bureau of Reclamation	1,000,000 acre-ft/year
34	Contra Costa County municipal and irrigation right A014858A	Contra Costa County, California, United States	U S Bureau of Reclamation	980,000 acre-ft/year
35	Sacramento River irrigation right S007367	Glenn County, California, United States	Glenn-Colusa Irrigation District	977,940 acre-ft/year
36	Sacramento County municipal right A012622	Sacramento County, California, United States	City of Sacramento	966,175 acre-ft/year
37	Tulare Lake irrigation and domestic right A015231	Kings County, California, United States	Kings River Water Association	960,700 acre-ft/year
38	Putah Creek municipal and irrigation right A011199	Napa County, California, United States	Solano County Water Agency	948,337 acre-ft/year
39	Kings River irrigation and domestic right A005640	Kings County, California, United States	Kings River Water Association	913,412 acre-ft/year
40	Cross Creek irrigation right S013186	Kings County, California, United States	Corcoran Irrigation Co	905,500 acre-ft/year
41	North Fork American River municipal and irrigation right A018085	Placer County, California, United States	Placer County Water Agency	839,438 acre-ft/year
42	San Joaquin River municipal and irrigation right A031153	Fresno County, California, United States	Friant Water Users Authority	750,000 acre-ft/year
43	Feather River irrigation right S000480	Butte County, California, United States	Joint Water Districts Board	724,400 acre-ft/year
44	Kern River irrigation right S004666	Kern County, California, United States	Buena Vista Water Storage District	724,400 acre-ft/year
45	Tuolumne River irrigation right A009997	Stanislaus County, California, United States	Turlock I D & Modesto I D	721,201 acre-ft/year
46	Kern County irrigation right A031675	Kern County, California, United States	Buena Vista Water Storage District	700,000 acre-ft/year
47	San Joaquin County municipal and irrigation right A016767	San Joaquin County, California, United States	U S Bureau of Reclamation	700,000 acre-ft/year
48	Mendota Pool irrigation and industrial right S000477	Fresno County, California, United States	Central Calif Irrigation District	688,180 acre-ft/year
49	San Joaquin County municipal and industrial right A013371	San Joaquin County, California, United States	U S Bureau of Reclamation	680,435 acre-ft/year
50	Stanislaus River irrigation right S004683	Calaveras County, California, United States	Oakdale Irrigation District	657,755 acre-ft/year
51	Yuba County municipal and irrigation right A014113	Yuba County, California, United States	North Yuba Water District	624,084 acre-ft/year
52	Merced County irrigation and domestic right A016186	Merced County, California, United States	Merced Irrigation District	605,000 acre-ft/year
53	Mokelumne River municipal and irrigation right A029835	San Joaquin County, California, United States	Mokelumne River Water & Power Authority	544,000 acre-ft/year
54	Kern River irrigation right S002124	Kern County, California, United States	North Kern Water Storage District	543,300 acre-ft/year
55	Mokelumne River water right S020476	San Joaquin County, California, United States	East Bay Municipal Utility District	540,765 acre-ft/year
56	Mokelumne River water right S020477	Amador County, California, United States	East Bay Municipal Utility District	537,143 acre-ft/year
57	Middle Yuba River irrigation and industrial right A015574	Nevada County, California, United States	Yuba County Water Agency	514,000 acre-ft/year
58	Kern County municipal and irrigation right A031673	Kern County, California, United States	North Kern Water Storage District	500,000 acre-ft/year
59	Kern River municipal and irrigation right A031676	Kern County, California, United States	Kern Water Bank Authority	500,000 acre-ft/year
60	Tuolumne River irrigation right A006711	Stanislaus County, California, United States	Turlock I D & Modesto I D	480,800 acre-ft/year
61	Imperial County municipal and irrigation right A030661	Imperial County, California, United States	The Metropolitan Water District of Southern California	475,000 acre-ft/year
62	North Fork American River municipal and irrigation right A018087	Sacramento County, California, United States	Placer County Water Agency	451,592 acre-ft/year
63	Sacramento County municipal right A012321	Sacramento County, California, United States	City of Sacramento	443,479 acre-ft/year
64	Mokelumne River municipal right A013156	Amador County, California, United States	East Bay Municipal Utility District	434,962 acre-ft/year
65	Feather River irrigation and wildlife right S000925	Butte County, California, United States	Western Canal Water District	434,640 acre-ft/year
66	New River municipal and irrigation right A031431	Imperial County, California, United States	The Metropolitan Water District of Southern California	433,400 acre-ft/year
67	Cache Creek municipal and irrigation right A015975	Yolo County, California, United States	Yolo County F C and W C District	431,000 acre-ft/year
68	North Fork Cache Creek municipal and irrigation right A011389	Lake County, California, United States	Yolo County F C and W C District	431,000 acre-ft/year
69	Contra Costa County municipal and industrial right A015374	Contra Costa County, California, United States	U S Bureau of Reclamation	417,193 acre-ft/year
70	Deadman Creek municipal and irrigation right A033098	Merced County, California, United States	Merced Irrigation District	400,000 acre-ft/year
71	Kern River irrigation right S002123	Kern County, California, United States	Kern Delta Water District	398,420 acre-ft/year
72	Calaveras River municipal and irrigation right A018812	Calaveras County, California, United States	U S Bureau of Reclamation	397,199 acre-ft/year
73	Russian River municipal and industrial right A019351	Sonoma County, California, United States	Sonoma County Water Agency	375,316 acre-ft/year
74	Capehorn Creek water right S005003	Mendocino County, California, United States	California Department of Fish and Wildlife	362,200 acre-ft/year
75	Lake Yosemite irrigation right S004719	Merced County, California, United States	Merced Irrigation District	362,200 acre-ft/year
76	Lower Kaweah River irrigation right S003161	Tulare County, California, United States	Consolidated Peoples Ditch Company	362,200 acre-ft/year
77	Santa Ana River municipal and industrial right A031174A	Orange County, California, United States	Orange County Water District	362,000 acre-ft/year
78	Nacimiento River municipal and irrigation right A016124	San Luis Obispo County, California, United States	Monterey County Water Resources Agency	350,000 acre-ft/year
79	Santa Ynez River irrigation and domestic right A011331	Santa Barbara County, California, United States	U S Bureau of Reclamation	347,398 acre-ft/year
80	Merced County municipal and irrigation right A001224	Merced County, California, United States	Merced Irrigation District	345,440 acre-ft/year
81	Cache Creek irrigation right S000609	Yolo County, California, United States	Yolo County F C and W C District	339,744 acre-ft/year
82	Tuolumne River irrigation right A001233	Stanislaus County, California, United States	Turlock I D & Modesto I D	325,000 acre-ft/year
83	Mokelumne River municipal and recreation right A004228	Amador County, California, United States	East Bay Municipal Utility District	316,250 acre-ft/year
84	South Yuba River irrigation and domestic right S013928	Nevada County, California, United States	Nevada Irrigation District	311,492 acre-ft/year
85	Santa Ynez River municipal and industrial right A011332	Santa Barbara County, California, United States	U S Bureau of Reclamation	311,199 acre-ft/year
86	McCloud River water right S017294	Siskiyou County, California, United States	Wyntoon Timberlands LLC	302,437 acre-ft/year
87	Santa ANA River municipal and irrigation right S009758	Orange County, California, United States	Orange County Water District	298,152 acre-ft/year
88	Sheepcamp Creek water right S028170	Plumas County, California, United States	Sierra Pacific Industries	297,000 acre-ft/year
89	Tree Slough irrigation right S016924	Solano County, California, United States	California Department of Fish and Wildlife	295,875 acre-ft/year
90	Water right S004911 (Statement of Div and Use)	California, United States	U S Bureau of Reclamation	293,382 acre-ft/year
91	Lower Kaweah River irrigation right S002130	Tulare County, California, United States	Tulare Irrigation District	289,760 acre-ft/year
92	Sacramento River irrigation right S020716	Colusa County, California, United States	Reclamation District #108	289,760 acre-ft/year
93	Whitewater River irrigation and domestic right A001122	Riverside County, California, United States	Coachella Valley Water District	289,591 acre-ft/year
94	Calaveras River municipal and irrigation right A031534	San Joaquin County, California, United States	Stockton East Water District	288,000 acre-ft/year
95	Little Truckee River municipal and irrigation right A015673	Sierra County, California, United States	U S Bureau of Reclamation	275,258 acre-ft/year
96	American River municipal right A012140	Sacramento County, California, United States	City of Sacramento	271,740 acre-ft/year
97	Sacramento River irrigation right A000763	Yolo County, California, United States	Reclamation District #108	270,748 acre-ft/year
98	Salinas River irrigation right S018869	San Luis Obispo County, California, United States	River Oaks II, LLC	264,406 acre-ft/year
99	Kern River irrigation right S002126	Kern County, California, United States	City of Bakersfield	253,540 acre-ft/year
100	Yuba River irrigation and industrial right A015204	Yuba County, California, United States	Yuba County Water Agency	246,000 acre-ft/year

Storage and power rights

The 25 largest of 238, ranked apart: their face value counts water held in reservoirs or run through turbines, not water consumed.

#	Water right	Location	Holder	Face-value volume
1	Butte County power right A014444 power	Butte County, California, United States	Calif Dept of Water Resources	11,463,753 acre-ft/year
2	Sacramento River power right A005625 power	Shasta County, California, United States	U S Bureau of Reclamation	11,153,753 acre-ft/year
3	Sacramento River power right A010588 power	Shasta County, California, United States	U S Bureau of Reclamation	9,990,890 acre-ft/year
4	Colorado River power right A007739 power	Imperial County, California, United States	Imperial Irrigation District	9,411,708 acre-ft/year
5	American River power right A013372 power	Sacramento County, California, United States	U S Bureau of Reclamation	6,791,820 acre-ft/year
6	Feather River power right A005629 power	Butte County, California, United States	Calif Dept of Water Resources	5,882,229 acre-ft/year
7	Colorado River power right A007740 power	Imperial County, California, United States	Imperial Irrigation District	5,791,820 acre-ft/year
8	Colorado River power right A007741 power	Imperial County, California, United States	Imperial Irrigation District	5,791,820 acre-ft/year
9	Colorado River power right A007742 power	Imperial County, California, United States	Imperial Irrigation District	5,791,820 acre-ft/year
10	Colorado River power right A008534 power	Imperial County, California, United States	Imperial Irrigation District	5,791,820 acre-ft/year
11	Stanislaus River power right A014859 power	Calaveras County, California, United States	U S Bureau of Reclamation	5,323,865 acre-ft/year
12	Shasta County power right A015376 power	Shasta County, California, United States	U S Bureau of Reclamation	4,352,021 acre-ft/year
13	Colorado River power right A007743 power	Imperial County, California, United States	Imperial Irrigation District	4,343,865 acre-ft/year
14	Yuba River power right A005631 power	Yuba County, California, United States	Yuba County Water Agency	3,528,028 acre-ft/year
15	Pit River power right A015407 power	Shasta County, California, United States	Pacific Gas & Electric Co.	3,526,791 acre-ft/year
16	San Joaquin River power right A025512 power	Fresno County, California, United States	Pacific Gas & Electric Co.	3,330,297 acre-ft/year
17	Pit River power right A014743 power	Shasta County, California, United States	Pacific Gas & Electric Co.	3,272,899 acre-ft/year
18	San Joaquin River power right A025882 power	Fresno County, California, United States	Friant Power Authority	3,145,682 acre-ft/year
19	Middle Fork American River power right A018084 power	Placer County, California, United States	Placer County Water Agency	3,101,471 acre-ft/year
20	Pit River power right S010393 power	Shasta County, California, United States	Pacific Gas & Electric Co.	3,024,370 acre-ft/year
21	Sacramento River power right A009365 power	Shasta County, California, United States	U S Bureau of Reclamation	2,950,049 acre-ft/year
22	Pit River power right S010392 power	Shasta County, California, United States	Pacific Gas & Electric Co.	2,897,600 acre-ft/year
23	Stanislaus River power right A027319 power	Calaveras County, California, United States	U S Bureau of Reclamation	2,895,910 acre-ft/year
24	Kings River power right A025169 power	Fresno County, California, United States	Kings River Conservation District	2,732,000 acre-ft/year
25	Helms Creek power right A024512 power	Fresno County, California, United States	Pacific Gas & Electric Co.	2,714,002 acre-ft/year

By country

Data on this page

eWRIMS Water Rights List. eWRIMS Water Rights List, Public domain.