Public water system · SD4600066
ActiveBridgewater
At a glance
Bridgewater (PWSID SD4600066) is an active community water system in McCook County, South Dakota. It reports serving 511 people through 270 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in January 2010.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
511
Service connections
270
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Bridgewater compare with other water systems in McCook County?
By EPA's size categories, Bridgewater is a small system (501 to 3,300 people). McCook County has 6 active public water systems, and Bridgewater is the 4th-largest of them by population served. Its population served is about 58% below the county average of 1,228 people per system, and accounts for 6.9% of the 7,366 people reported by systems filed under the county. Across South Dakota, the 699 active systems average 1,387 people each. Nationally, the average active community water system reports serving 6,703 people, so Bridgewater is well below that figure.
What does “community water system” mean?
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. South Dakota has 510 active community water systems, 73% of the state's 699 active systems. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 142 South Dakota systems (20%) list purchased surface water as their primary source.
Who owns and regulates Bridgewater?
EPA lists Bridgewater as owned by a local government. The SD state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 6 of the 6 active systems in McCook County (100%) are also owned by a local government.
Does Bridgewater have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in January 2010. The violations listed here began between July 1994 and January 2010. By type: 12 monitoring and reporting. The contaminants or rules involved are Stage 2 Disinfectants and Disinfection Byproducts Rule, Chlorine, Xylenes, Total and cis-1,2-Dichloroethylene. EPA lists 12 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2010-01-02 | Monitoring and reportingFailure Submit IDSE/Subpart V Plan Rpt · code 35 | Stage 2 Disinfectants and Disinfection Byproducts Rulecode 0600 | No | Resolved |
| 2009-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 1994-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Xylenes, Totalcode 2955 | No | Resolved |
| 1994-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | cis-1,2-Dichloroethylenecode 2380 | No | Resolved |
| 1994-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Chlorobenzenecode 2989 | No | Resolved |
| 1994-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,2,4-Trichlorobenzenecode 2378 | No | Resolved |
| 1994-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Dichloromethanecode 2964 | No | Resolved |
| 1994-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Trichloroethylenecode 2984 | No | Resolved |
| 1994-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Tetrachloroethylenecode 2987 | No | Resolved |
| 1994-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Ethylbenzenecode 2992 | No | Resolved |
| 1994-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,1,2-Trichloroethanecode 2985 | No | Resolved |
| 1994-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,1-Dichloroethylenecode 2977 | No | Resolved |
The 12 most recent violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.
Bridgewater: frequently asked questions
Who runs Bridgewater?
Bridgewater (PWSID SD4600066) is a community water system owned by a local government. It is regulated by the SD state drinking water program.
How many people does Bridgewater serve?
Bridgewater reports serving 511 people through 270 service connections in McCook County, South Dakota.
Where does Bridgewater get its water?
EPA SDWIS lists this system's primary water source as purchased surface water. Purchased surface water means the system buys surface water from another public water system rather than drawing its own.
Does Bridgewater have any drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in January 2010. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.
Is Bridgewater's water safe to drink?
AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in January 2010. For current results, consult the system's annual water quality report, EPA ECHO, or the SD state drinking water program.
Where can I find Bridgewater's water quality report?
As a community water system, Bridgewater must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in McCook County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Tm Rural Water District | McCook + 1 more | 4,250 | Community | Purchased surface water |
| Salem | McCook | 1,325 | Community | Groundwater |
| Canistota | McCook | 642 | Community | Purchased groundwater |
| Montrose | McCook | 468 | Community | Purchased groundwater |
| Spencer | McCook | 170 | Community | Purchased surface water |
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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, “Bridgewater, PWSID SD4600066, South Dakota”, https://aquacensus.com/water-systems/south-dakota/bridgewater-sd4600066 (data as of October 1, 2026).