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Infrastructure
Bridge Safety 624,000 bridge inspections Aviation Safety 30,000+ NTSB aviation events Dam Safety 92,600 dam safety records Water Safety 433,000+ public water systems Railroad Safety 438,000+ rail crossings Pipeline Safety 8,800+ pipeline incidents State Safety Dashboards Safety grades for all 50 U.S. states ZIP Safety Report Check any 5-digit ZIP across 9 datasets
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Nursing Homes 14,700 CMS rated facilities Environmental 80,000+ hazardous sites & releases
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Vehicle Safety

Vehicle Recalls320,000+ NHTSA safety recalls Browse VehiclesEvery make, model and year Complaints2.1M+ consumer safety complaints TSBs4.7M technical service bulletins VIN LookupDecode any vehicle VIN instantly OBD Codes12,000+ diagnostic trouble codes Fuel EconomyEPA MPG data for all vehicles Safety Ratings11,700+ NHTSA crash test ratings Investigations5,300+ NHTSA defect investigations StatisticsRecall trends & safety analysis Compare VehiclesTwo vehicles side by side

Consumer Safety

Product Safety9,700+ CPSC product recalls Food Safety28,600+ FDA food recalls Pet Safety1.3M FDA animal adverse events Drug Safety17,500+ FDA drug recalls Device Safety38,400+ FDA device recalls Workplace Safety102,900+ OSHA injury reports Brand HistoryRecall lookup by company

Infrastructure

Bridge Safety624,000 bridge inspections Aviation Safety30,000+ NTSB aviation events Dam Safety92,600 dam safety records Water Safety433,000+ public water systems Railroad Safety438,000+ rail crossings Pipeline Safety8,800+ pipeline incidents State DashboardsSafety grades for all 50 states ZIP ReportAny 5-digit ZIP across 9 datasets

Public Health

Nursing Homes14,700 CMS rated facilities Environmental80,000+ hazardous sites & releases BlogGuides, news & safety insights

Browse Water Systems

20,012 public water systems in CA.

Public Water Systems Database

Browse 20,012 EPA-regulated public water systems with identifiers, population served, and water source type. Use the filters below to narrow results by state, system type, or name.

Clear
System Name PWSID State Type Population Served
PRATHER WATER DISTRICT CA1000424 California Non-Transient Non-Community 449
WEOTT C.S.D. CA1200553 California Community 448
WARNER SPRINGS ESTATES CA3702354 California Community 448
WILLOWSIDE MUTUAL WATER COMPANY CA4900561 California Community 448
ALTA VISTA ELEM SCHOOL DIST CA5400980 California Non-Transient Non-Community 446
MI WUK HEIGHTS MWC CA5500060 California Community 445
ANTELOPE PARK MUTUAL WATER COMPANY CA1900794 California Community 445
LAGUNA DEL SOL INC CA3400181 California Community 445
GOSHEN SCHOOL CA5400849 California Transient Non-Community 443
CASINI RANCH CAMPGROUND CA4900748 California Transient Non-Community 442
ALAMO FIESTA R V RESORT TX1300024 California Transient Non-Community 442
COARSEGOLD SCHOOL CA2000611 California Non-Transient Non-Community 441
SMITHSON SPRINGS WATER CO INC CA3600261 California Community 441
HAYWARD FLAT CAMPGROUND CA5301114 California Transient Non-Community 440
JOHNS MANVILLE CORP CA1900022 California Transient Non-Community 440
WHISKEYTOWN NRA-OAK BOTTOM CA4510507 California Transient Non-Community 440
CONVICT LAKE CAMPGROUND CA2600601 California Transient Non-Community 440
LAKEVIEW HILLS COMMUNITY ASSN CA3110014 California Community 440
GARDEN FARMS C.W.D. CA4000507 California Community 440
FCSA 49 - FIVE POINTS CA1000546 California Community 440
CYPRESS CENTER WS CA2702643 California Non-Transient Non-Community 440
BENNETT RIDGE MUTUAL WATER COMPANY CA4900585 California Community 439
MORGAN HILL USD-SAN MARTIN SCHOOL CA4300601 California Non-Transient Non-Community 439
PSMCSD - VEGA RD WS #01 CA2700787 California Community 438
SON SHINE PROPERTIES CA1500588 California Community 438
LANKERSHIM MUTUAL WELL CA3600147 California Community 438
SUNNYSIDE FARMS MUTUAL WATER COMPANY CA1900146 California Community 436
SERENO DEL MAR WATER COMPANY (PUC) CA4900647 California Community 435
WP&A-FIREBAUGH WATER SYSTEM CA2010015 California Non-Transient Non-Community 435
TANNERY GULCH CAMPGROUND CA5300067 California Transient Non-Community 435
RIVIERA TERRACE TC AK2210451 California Community 435
LODI USD-MORADA MIDDLE SCHOOL CA3901109 California Non-Transient Non-Community 435
EL RIO ESTATES CA4500246 California Community 434
STOCKDALE ANNEX MUTUAL WATER CA1500211 California Community 433
YOLO CO HOUSING AUTHORITY-EL RIO VILLA CA5700615 California Community 432
USFS BEARDSLEY PICNIC GROUND CA5500178 California Transient Non-Community 432
CSP-PT. CABRILLO LIGHT STATION SHP CA2310317 California Transient Non-Community 430
SIERRA ENTERPRISE ELEMENTARY SCHOOL CA3400251 California Non-Transient Non-Community 430
DELICATO VINEYARDS CA3900815 California Non-Transient Non-Community 430
STRICKLAND MUTUAL WATER COMPANY CA5602117 California Community 429
SUNNYSIDE MARKET CA1000624 California Transient Non-Community 429
SUMMERVILLE UNION HIGH SCHOOL CA5500144 California Transient Non-Community 428
TOMALES HIGH SCHOOL CA2100538 California Non-Transient Non-Community 427
SONOMA COUNTY CSA 41-SALMON CREEK CA4900543 California Community 427
MORADA ESTATES N PWS #46 CA3901337 California Community 426
HERLONG HOMES WATER SYSTEM CA1800617 California Community 425
DON PEDRO ELEMENTARY SCHOOL CA5000103 California Transient Non-Community 425
WARD WELL WATER COMPANY CA3110031 California Community 425
DP&R - CASTLE CRAGS SP CA4510303 California Transient Non-Community 425
HERITAGE HILLS MHP PA6370041 California Community 425