Placer County, California — public water systems

121 active public water systems serve Placer County, reporting 428.8K people served.

Dataset updated July 2026 . Source: EPA SDWIS/ECHO, refreshed quarterly.

Active systems

121

Population served

428.8K

Community systems

Groundwater share

74.4%

Water systems in Placer County

Active public water systems in Placer County, California
#	Water system	County	Population served	Type	Source
1	City of Roseville	Placer	155,612	Community	Surface water
2	Placer Cwa - Foothill	Placer	89,544	Community	Surface water
3	City of Lincoln	Placer	54,538	Community	Purchased surface water
4	Placer Cwa - Auburn/Bowman	Placer	27,294	Community	Surface water
5	Northstar C.S.D.	Placer	15,452	Community	Surface water
6	Cal Am - West Placer	Placer	8,861	Community	Purchased surface water
7	Nevada Id - North Auburn	Placer	6,870	Community	Surface water
8	Foresthill Public Utility Dist	Placer	6,782	Community	Surface water
9	North Tahoe PUD - Main	Placer	6,321	Community	Surface water
10	Tahoe City PUD - Main	Placer	5,661	Community	Groundwater
11	Northstar Csd - Martis Valley	Placer	4,493	Community	Groundwater
12	Meadow Vista Cwd	Placer	4,183	Community	Surface water
13	Tahoe City PUD - Tahoe Swiss Village	Placer	3,363	Community	Groundwater
14	Placer Cwa - Colfax	Placer	3,149	Community	Surface water
15	Fulton Water Company	Placer	2,593	Community	Surface water
16	Agate Bay Water Company	Placer	2,500	Community	Surface water
17	Alpine Springs County Water District	Placer	2,200	Community	Groundwater
18	Northstar Summit Deck & Grill	Placer	2,000	Transient non-community	Groundwater
19	Christian Valley Park Csd	Placer	1,800	Community	Surface water
20	Pcwa - Weimar	Placer	1,689	Community	Surface water
21	Palisades Tahoe 8200 Water System	Placer	1,500	Non-transient non-community	Groundwater
22	Midway Heights C. W. D.	Placer	1,491	Community	Purchased surface water
23	Olympic Valley Psd	Placer	1,165	Community	Groundwater
24	Loomis Community Park	Placer	1,000	Transient non-community	Groundwater
25	Cisco Grove Campground & Rv Park	Placer	920	Transient non-community	Groundwater
26	Mckinney Water District	Placer	853	Community	Groundwater
27	Tahoe City PUD - Mckinney/Quail	Placer	844	Community	Surface water
28	Sierra Lakes County Water Dist	Placer	824	Community	Surface water
29	Tahoe City PUD - Tahoe Cedars	Placer	793	Community	Groundwater
30	Tahoe Park Water Company	Placer	750	Community	Groundwater
31	Placer Cwa - Alta	Placer	748	Community	Surface water
32	Placer Csa - Sheridan	Placer	653	Community	Groundwater
33	North Tahoe PUD - Carnelian Woods	Placer	524	Community	Groundwater
34	Indian Creek Golf Course	Placer	512	Transient non-community	Groundwater
35	North Tahoe PUD - Dollar Cove	Placer	507	Community	Purchased groundwater
36	Usfs French Meadows North Shore	Placer	500	Transient non-community	Groundwater
37	Usfs French Meadows South Shore	Placer	500	Transient non-community	Groundwater
38	Lakeview Hills Community Assoc	Placer	499	Community	Purchased surface water
39	Hidden Valley Community Association	Placer	499	Community	Purchased surface water
40	Nyack Water System	Placer	450	Non-transient non-community	Groundwater
41	Ward Well Water Company	Placer	425	Community	Groundwater
42	Morning Star Lake Resort	Placer	400	Transient non-community	Groundwater
43	Folsom Lake Mutual Water Co	Placer	333	Community	Purchased surface water
44	Tahoe City PUD - Madden Creek	Placer	300	Community	Groundwater
45	Rainbow Springs Public Water System	Placer	300	Transient non-community	Groundwater
46	Talmont Resort Improvement District	Placer	300	Community	Groundwater
47	Auburn Valley Community Service Dis	Placer	290	Community	Groundwater
48	Ophir Elementary School Water System	Placer	260	Non-transient non-community	Groundwater
49	Alpine Meadows Property Owners Asso	Placer	250	Community	Surface water
50	Heather Glen Community Service Dist	Placer	250	Community	Surface water