Marvin

Community water system in Grant County, South Dakota, drawing primarily on groundwater.

Dataset updated July 2026 . Source: EPA SDWIS/ECHO public records.

Population served

Service connections

Primary source

Groundwater

System type

CWS

Community water system

System record

PWSIDSD4600203

System typeCommunity water system

Activity statusActive

Population served19

Service connections20

Primary water sourceGroundwater

Owner typeLocal government

Primacy agencySD state drinking water program

City servedSouth Shore

StateSouth Dakota

ZIP57263

CountyGrant County →

Violations & enforcement

Began	Violation	Contaminant	Health-based	Status
2023-04-01	27	0999	No	Resolved
2020-01-01	03	4010	No	Resolved
2020-01-01	03	1094	No	Resolved
2020-01-01	03	4000	No	Resolved
2020-01-01	03	4006	No	Resolved
2020-01-01	03	1040	No	Resolved
2019-02-01	12	0400	Yes	Resolved
2015-04-01	27	0999	No	Resolved
2015-02-01	12	0400	Yes	Resolved
2015-01-01	03	1041	No	Resolved
2014-05-01	25	3100	No	Resolved
2014-02-01	12	0400	Yes	Resolved

Marvin: frequently asked questions

Is Marvin's water safe to drink?

Marvin is an active community water system regulated under the Safe Drinking Water Act, overseen by the SD state drinking water program. EPA SDWA violation and enforcement records for this system are being added to AquaCensus from EPA ECHO; consult EPA ECHO or your annual Consumer Confidence Report for its current compliance status.

Who runs Marvin?

Marvin (PWSID SD4600203) is a local government-owned community water system, regulated by the SD state drinking water program.

How many people does Marvin serve?

Marvin reports serving 19 people through 20 service connections in Grant County, South Dakota.

Where does Marvin get its water?

EPA SDWIS lists this system's primary water source as groundwater.

Other water systems in Grant County

Water system	County	Population served	Type	Source
Moses Lake City of	Grant	32,428	Community	Groundwater
Marion City Water Works	Grant	28,363	Community	Groundwater
Gorge Amphitheatre	Grant	25,119	Transient non-community	Groundwater
Bullock Pen Water District	Grant	20,048	Community	Surface water
Sardis Water Association	Grant	15,660	Community	Purchased surface water
Silver City Water System	Grant	14,400	Community	Groundwater