Vehicle Safety
Recalls Search 320,000+ NHTSA safety recalls Complaints 2.1M+ consumer safety complaints TSBs 4.7M technical service bulletins VIN Lookup Decode any vehicle VIN instantly OBD Codes 12,000+ diagnostic trouble codes Fuel Economy EPA MPG data for all vehicles Statistics Recall trends & safety analysis
Consumer Safety
Product Safety 9,700+ CPSC product recalls Food Safety 28,600+ FDA food recalls Pet Safety 1.3M FDA animal adverse events Drug Safety 17,500+ FDA drug recalls Device Safety 38,400+ FDA device recalls Workplace Safety 102,900+ OSHA injury reports
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
Public Health
Nursing Homes 14,700 CMS rated facilities Environmental 80,000+ hazardous sites & releases

Browse Water Systems

4,979 public water systems in CO.

Public Water Systems Database

Browse 4,979 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.

System Name PWSID State Type Population Served
DENVER WATER BOARD CO0116001 Colorado Community 1,287,000
AURORA CITY OF CO0103005 Colorado Community 533,407
COLORADO SPRINGS UTILITIES CO0121150 Colorado Community 464,111
THORNTON CITY OF CO0101150 Colorado Community 226,465
WESTMINSTER CITY OF CO0101170 Colorado Community 202,078
COLO SPGS - CITY-PINE VLY PLNT CO0128967 Colorado Community 187,000
FT COLLINS CITY OF CO0135291 Colorado Community 179,901
ARVADA CITY OF CO0130001 Colorado Community 171,610
BOULDER CITY OF CO0107152 Colorado Community 166,080
GREELEY CITY OF CO0162321 Colorado Community 132,310
PUEBLO BOARD OF WW CO0151500 Colorado Community 114,070
CASTLE ROCK TOWN OF CO0118010 Colorado Community 106,822
BROOMFIELD CITY AND COUNTY OF CO0107155 Colorado Community 106,153
HIGHLANDS RANCH WSD CO0118015 Colorado Community 103,444
LONGMONT CITY OF CO0107485 Colorado Community 102,866
LOVELAND CITY OF CO0135485 Colorado Community 95,471
UTE WCD CO0139791 Colorado Community 91,186
CONSOLIDATED MUTUAL MAPLE GROVE CO0130020 Colorado Community 81,400
PARKER WSD CO0118040 Colorado Community 75,949
SOUTH ADAMS COUNTY WSD CO0101140 Colorado Community 74,341
EAST CHERRY CREEK VALLEY WSD CO0103035 Colorado Community 66,130
FT COLLINS LOVELAND WD CO0135292 Colorado Community 63,532
ENGLEWOOD CITY OF CO0103045 Colorado Community 57,332
BRIGHTON CITY OF CO0101025 Colorado Community 56,304
SOUTHGATE WSD CO0103721 Colorado Community 55,000
CONSOLIDATED MUTUAL WATER COMPANY CO0130145 Colorado Community 54,669
EAGLE RIVER WSD CO0119802 Colorado Community 51,515
GREEN MOUNTAIN WSD CO0130321 Colorado Community 49,400
NORTHGLENN CITY OF CO0101115 Colorado Community 48,927
SOUTHWEST METROPOLITAN WSD CO0103723 Colorado Community 48,648
US DEPARTMENT OF THE ARMY FORT CARSON CO0221445 Colorado Community 48,000
BANCROFT CLOVER WSD CO0130133 Colorado Community 44,000
ERIE TOWN OF CO0162255 Colorado Community 40,061
GOLDEN CITY OF CO0130040 Colorado Community 38,288
CANON CITY CITY OF CO0122100 Colorado Community 34,800
CLIFTON WD CO0139180 Colorado Community 34,500
DURANGO CITY OF CO0134150 Colorado Community 33,787
UPPER EAGLE REGIONAL WA CO0119786 Colorado Community 32,831
ASPEN CITY OF CO0149122 Colorado Community 31,100
ARAPAHOE CNTY WWWA CO0203002 Colorado Community 31,000
PUEBLO WEST MD CO0151650 Colorado Community 30,000
BEAR CREEK WSD CO0130138 Colorado Community 30,000
CHEROKEE MD CO0121125 Colorado Community 29,610
LAFAYETTE CITY OF CO0107473 Colorado Community 28,700
BRECKENRIDGE TOWN OF CO0159020 Colorado Community 28,315
EAST LARIMER COUNTY WD CO0135233 Colorado Community 27,944
FIRESTONE TOWN OF CO0162476 Colorado Community 27,798
WIDEFIELD WSD CO0121900 Colorado Community 27,640
CSU MAIN AND WEST HOUSING CAMPUS CO0235184 Colorado Community 27,375
GRAND JUNCTION CITY OF CO0139321 Colorado Community 26,000