Tulare County, California — public water systems
At a glance
274 active public water systems are filed under Tulare County, California in EPA's SDWIS records, together reporting 465,710 people served. The largest is Cws - Visalia, which reports serving 148,496 people. 92 are community water systems serving people where they live; the other 182 are non-community systems, such as schools, workplaces, campgrounds and gas stations with their own supply.
Dataset updated . Source: EPA SDWIS/ECHO, refreshed quarterly.
Active systems
274
Population served
465.7K
Community systems
92
Groundwater share
92.7%
How does Tulare County compare with other California counties?
Tulare County has the 8th-most active public water systems among the 201 counties listed for active California systems in EPA records; among the 72 with 3 or more systems, the median has 73. Its systems report 465,710 people served in total, the 21st-largest county figure in the state and 1.1% of the statewide total. The average system here reports serving 1,700 people, well below the California average of 5,706. Population figures are what each system reports; people served by more than one system, such as a wholesaler and the town that buys from it, are counted by each.
Where does Tulare County's drinking water come from?
By primary water source, Tulare County's active systems draw on groundwater (252, 92%), surface water (19, 6.9%), groundwater under influence of surface water (2, 0.7%) and purchased surface water (1, 0.4%). Overall, 93% rely mainly on groundwater (including purchased groundwater) and 7.3% on surface water, compared with 85% and 15% across California. Groundwater means the system draws its water from wells or springs fed by underground aquifers. The county's largest system, Cws - Visalia, draws primarily on groundwater.
What kinds of water systems operate in Tulare County?
Tulare County's active systems break down as 92 community systems (34%), 68 non-transient non-community systems (25%) and 114 transient non-community systems (42%). A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. EPA lists their owner types as private (67%), local government (24%), federal government (6.6%) and state government (2.2%).
The 50 largest water systems in Tulare County
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Cws - Visalia | Tulare | 148,496 | Community | Groundwater |
| 2 | Tulare, City of | Tulare | 72,241 | Community | Groundwater |
| 3 | Porterville, City of | Tulare | 63,487 | Community | Groundwater |
| 4 | Dinuba, City of | Tulare | 27,281 | Community | Groundwater |
| 5 | Lindsay, City of | Tulare | 12,659 | Community | Surface water |
| 6 | Exeter, City of | Tulare | 11,169 | Community | Groundwater |
| 7 | Farmersville, City of | Tulare | 10,243 | Community | Groundwater |
| 8 | Orosi Public Utility District | Tulare | 8,300 | Community | Groundwater |
| 9 | Woodlake, City of | Tulare | 7,846 | Community | Groundwater |
| 10 | Earlimart PUD | Tulare | 7,679 | Community | Groundwater |
| 11 | Cutler PUD | Tulare | 6,200 | Community | Groundwater |
| 12 | Ivanhoe Public Utility Dist | Tulare | 4,580 | Community | Groundwater |
| 13 | Casillas Water System | Tulare | 3,000 | Transient non-community | Groundwater |
| 14 | Nps-Wolverton | Tulare | 2,940 | Community | Surface water |
| 15 | Nps-Ash Mountain | Tulare | 2,930 | Community | Groundwater under influence of surface water |
| 16 | Nps-Pinewood Water System | Tulare | 2,900 | Transient non-community | Groundwater |
| 17 | Pixley Public Util Dist | Tulare | 2,772 | Community | Groundwater |
| 18 | Strathmore Public Util Dist | Tulare | 2,669 | Community | Surface water |
| 19 | Terra Bella Irrigation District - Tbt | Tulare | 2,656 | Community | Surface water |
| 20 | Tipton Community Services Dist | Tulare | 2,543 | Community | Groundwater |
| 21 | Poplar Comm Service Dist | Tulare | 2,200 | Community | Groundwater |
| 22 | London Community Serv Dist | Tulare | 2,134 | Community | Groundwater |
| 23 | Woodville Public Utility Dist | Tulare | 1,740 | Community | Groundwater |
| 24 | Richgrove Community Services District | Tulare | 1,617 | Community | Groundwater |
| 25 | Springville PUD | Tulare | 1,500 | Community | Surface water |
| 26 | Porterville Developmental Center | Tulare | 1,281 | Community | Groundwater |
| 27 | Del Oro River Island Serv Terr #1 | Tulare | 1,280 | Community | Surface water |
| 28 | Bob Wiley Detention Facility | Tulare | 1,130 | Non-transient non-community | Groundwater |
| 29 | Caltrans Phillip S. Raine Sfty Rsra Sb | Tulare | 1,000 | Transient non-community | Groundwater |
| 30 | Arco Am Pm - Pixley | Tulare | 1,000 | Transient non-community | Groundwater |
| 31 | Sultana Community Services District | Tulare | 983 | Community | Groundwater |
| 32 | Caltrans Phillip S. Raine Sfty Rsra Nb | Tulare | 980 | Transient non-community | Groundwater |
| 33 | Del Oro California Pines District | Tulare | 944 | Community | Groundwater |
| 34 | Sundale Union School | Tulare | 930 | Non-transient non-community | Groundwater |
| 35 | Nps-Dorst Cg | Tulare | 900 | Transient non-community | Surface water |
| 36 | Alpaugh Community Services District | Tulare | 871 | Community | Groundwater |
| 37 | Liberty Elementary School | Tulare | 818 | Non-transient non-community | Groundwater |
| 38 | Jireh Packing Group - Cutler | Tulare | 770 | Non-transient non-community | Groundwater |
| 39 | Cws - Tulco Water Company | Tulare | 716 | Community | Groundwater |
| 40 | Linnell Farm Labor Center | Tulare | 694 | Community | Groundwater |
| 41 | Seville Water Company | Tulare | 691 | Community | Groundwater |
| 42 | Del Oro Traver District | Tulare | 657 | Community | Groundwater |
| 43 | Woodville Farm Labor Center | Tulare | 650 | Community | Groundwater |
| 44 | Oak Valley School | Tulare | 645 | Non-transient non-community | Groundwater |
| 45 | Plainview Mutual Water Company | Tulare | 617 | Community | Groundwater |
| 46 | Ducor Csd | Tulare | 616 | Community | Groundwater |
| 47 | North Kaweah Mutual Water Company | Tulare | 560 | Community | Groundwater under influence of surface water |
| 48 | Patterson Tract Csd | Tulare | 550 | Community | Groundwater |
| 49 | Allensworth Csd | Tulare | 531 | Community | Groundwater |
| 50 | Bartlett Park | Tulare | 506 | Transient non-community | Groundwater |
All other water systems in Tulare County (224)
The remaining active systems filed under Tulare County, largest first, with the population each reports serving.
- Lsid-Strathmore System500
- Visalia Sales Yard500
- Lsid - Tonyville500
- Tulare Co Correctional Center Road Camp500
- Bsa-Camp Whitsett500
- Palo Verde Union Elementary School500
- Tract 92 Community Services District500
- Kings River Elementary School500
- The Lakes Association495
- East Orosi Community Services District423
- Sun Valley Packing420
- Delft Colony Water412
- Triple R Mutual Water Co408
- Mooney Grove Park402
- Grand View School400
- Monarch Nut Company400
- Riverland Resort400
- Sequoia Union Elementary School400
- South Kaweah Mutual Water Company384
- Teviston Community Services District383
- Nps-Buckeye Flat350
- Yettem Water System350
- Tooleville Mutual Non Profit Water Assn340
- Ponderosa Csd340
- Porterville-Jones Corner339
- R-Ranch in the Sequoias330
- Kings River Rv Resort, LLC327
- Rockford School321
- Preet Market310
- Cutler Park303
- Sun Pacific - Tulare301
- Okieville Highland Acres Mwc300
- Strathmore Minimart300
- Horizon Nut LLC300
- Tulare County Civic Center300
- Eleanor Roosevelt Comm Learning Ctr295
- Badger Hill Estates278
- Montecito Sequoia Lodge270
- Bob'S Tiny Mart265
- Sierra King Homeowners Assn260
- Hope Elementary School255
- Buena Vista Elementary School250
- Manny Water System248
- Autocamp Sequoia246
- Nps-Cold Springs240
- Nps-Hospital Rock232
- Three Rivers Village225
- Waukena Elementary School220
- Lactalis Heritage Dairy220
- Columbine School220
- Pleasant View West School220
- Hari'S Market212
- Nps-Potwisha210
- Scicon207
- Porterville Mobile Village205
- The Barn200
- Griffin Food and Gas200
- River View Grill & Bar200
- Improvement District No. 1200
- USA Petro Super Stop200
- Success Market200
- Far Horizons Camp200
- Kings River Golf Course200
- Sun Pacific Shippers Lp - Exeter200
- Exeter Kingdom Hall200
- Usace-Kaweah Recreation Area200
- Accelerated Charter High School192
- Doyle Springs Association185
- Three Rivers Elementary School180
- Lower Springs Water Co179
- Saputo Dairy Food USA165
- Williams Mutual Water Company165
- Hartland Christian Camp163
- California Dairies Inc. Tipton160
- Sequoia Crest Mutual Water Company157
- Silver City Water Co.156
- Bedel Mutual Water Company155
- Panaderia La Cabana155
- Quail Valley Recreational Village152
- Gateway Restaurant & Lodge150
- Rm Pyles Boys Camp150
- Comfort Inn & Suites150
- Fairway Mutual Water Co150
- Booth Ranches LLC150
- Panorama Heights Prop Owners144
- Ns Mini Mart140
- Plainview Mwc - Central Water138
- Cws - Mullen Water Company138
- Sierra Christian Camp136
- Camp Nelson Water Company134
- Three Rivers Hideaway134
- Teen Challenge130
- Ventura Coastal, LLC - Tipton Division130
- St Anthony Retreat Center130
- Kings Inn Motel129
- Park Investments Water System126
- Peters Fruit Farms, Inc.125
- Lindy'S Landing125
- Fresh Select, LLC125
- Treehouse California Almonds LLC125
- Legacy Packing and Cold Storage125
- Outside Creek School125
- Cal Fire - Mountain Home Cnsrvtn Camp123
- Ventura Coastal, LLC - Visalia Division120
- Sierra View Jr Academy115
- Deer Creek Rv Park114
- Rmrc-Quaking Aspen Campground112
- Lazy J Ranch Motel111
- Sunrise Mutual Water Co.109
- Lemon Cove Water Company109
- South Fork Estates Mutual Water Co106
- International Paper - Exeter Bulk106
- Balch Park106
- Kings River Estates Mutual Water Company106
- Mcwane Plant and Industrial, LLC105
- Packwood School105
- Rj'S Travel Center103
- Mountain View Duplexes103
- Usace-Slick Rock Day Use100
- Usace-Horse Creek Campground100
- Brandt Farms, Inc.100
- Porterville Citrus Rayo100
- Orange Belt Cafe100
- Waukena Market100
- People'S Market & Deli100
- Vision Calvary Chapel100
- Grier Mutual Water Company98
- California Citrus Association96
- Milk Specialties Global95
- Shady Grove Mobile Home Park, LLC95
- Yokohl Mutual Water Co95
- Del Oro River Island Serv Terr #289
- Akal Travel Plaza88
- Big B'S Travel Center #287
- Saucelito Elementary School87
- Pena'S Disposal Services86
- Panorama Park Fire Pro Co84
- Usfs-Horse Meadow Campground80
- Usfs-Fish Creek Campground80
- Nps-Atwell Mill80
- Sequoia Rv Ranch80
- Four Star Fruit80
- Poso Park Assn78
- Mountain View Cold Storage75
- Gas N Grab75
- Lake Success Mobile Lodge75
- Jdh75
- Tulare County Road Yard 2/375
- Kings River Market74
- Sugarloaf Mutual Water Company73
- Family Tree Farms-Traver71
- Deer Meadow Mutual Water Company70
- King Fresh Packing & Cooling66
- Madson Gardens Apartments66
- Mariscos La Langosta, Inc..60
- Tharp Real Properties60
- Spear Creek Cabin Owners Assoc60
- Mcnally'S Fairview Lodge60
- Eagle'S Nest Resort60
- Calgren Renewable Fuels60
- Wespak, Inc..53
- Uc Davis-School of Vet. Med. Center52
- Sierra Lodge/Tranquility Hospitality LLC52
- Sequoia Meadow Christian Camp51
- Three Rivers Golf & Spirits, Inc..50
- Willitts Equipment Company, Inc..50
- Camp San Joaquin50
- Family Education Center50
- Polymerpak50
- Hartland Water Company50
- California Hot Springs Water Company50
- Foster Farms Traver Feedmill50
- Aptco LLC50
- Sunny Acres Preschool50
- E.M. Tharp, Inc..50
- Hellwig Products Company Inc.49
- Porterville - East Plano46
- Pierpoint Springs Water Co.46
- Giumarra Bros Fruit Co46
- Sequoia Motel45
- Sierra Masonic Water Co45
- Brenda Exprees45
- Mountain View MHP44
- Sierra Mutual Water Company43
- Teapot Dome Water Co43
- Sierra Vista Association43
- Slate Mountain Hoa42
- Caltrans Visalia Maintenance Station41
- Foothill Apartments41
- Quesadilla Gorilla40
- East Three Rivers Mutual Water Corp40
- River Retreat Mutual Water Company40
- Friends Rv Park39
- Sugarloaf Village Mutual Water Company39
- Ali Mutual Water Co39
- Courage To Change37
- Buckeye Tree Lodge35
- Wiebe Farms35
- Usfs-Lower Peppermint35
- Corral Creek Resort34
- Village Apartments33
- Gleanings for the Hungry31
- Soults Pump & Equipment Company31
- Usfs-Peppermint Work Center30
- Sequoia Village Inn30
- Three Rivers Library30
- Grumpy Bears Retreat30
- Family Tree Farms30
- Cowpunchers Fountain Springs30
- Kennedy Meadows General Store28
- Chevron Lindsay28
- Cedar Slope Mutual Water Company27
- Usace - Tule Recreation Area25
- Western Holiday Lodge25
- Stony Creek Lodge25
- Bravo Farms Traver25
- Circle J - Norris Ranch25
- Three Rivers Historical Museum25
- Tulare County Hauling25
- Ol' Buckaroo25
- Shop N Go25
- Mountain Aire Mutual Water Company25
- Usfs-Troy Meadow Campground18
- Alpine Village Water Company17
Tulare County water systems: frequently asked questions
How many public water systems are in Tulare County, California?
EPA's SDWIS records file 274 active public water systems under Tulare County, California: 92 community systems (34%), 68 non-transient non-community systems (25%) and 114 transient non-community systems (42%).
Who supplies drinking water in Tulare County, CA?
The largest community water systems filed under Tulare County are Cws - Visalia (148,496 people served), City of Tulare (72,241 people served) and City of Porterville (63,487 people served). Which system serves a particular address depends on its service area, which EPA's SDWIS records do not include; a water bill or the local utility can confirm it.
Does Tulare County's drinking water come from groundwater or surface water?
Of the 274 active public water systems in Tulare County, 93% draw mainly on groundwater and 7.3% on surface water, counting purchased supplies. The largest system, Cws - Visalia, uses groundwater.
Where can I find a water quality report for Tulare County?
Each community water system must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1, covering the previous calendar year. 92 community systems are filed under Tulare County, so the report to look for is the one from the system that supplies your address.
How can I check violations for a water system in Tulare County?
Open the system's profile from the list on this page. Each profile shows the most recent Safe Drinking Water Act violations in EPA's records, with plain-English labels and whether each one is resolved. For current compliance status, EPA ECHO is the primary source.
More California water systems
- All California public water systems· 7,479 active
- Monterey County· 307 systems
- San Bernardino County· 306 systems
- San Joaquin County· 302 systems
- Los Angeles County· 275 systems
- Madera County· 202 systems
- Riverside County· 197 systems
- How to find out who supplies your drinking water
- How to find and read your annual water quality report
About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Public water systems in Tulare County, California”, https://aquacensus.com/water-systems/california/tulare (data as of October 1, 2026).