B68/100
MOBRIDGE — Water Quality Report 2026
Serving 3,261 people · South Dakota
Water Source
Surface Water
County
—
System ID
SD4600215
Violations
21
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.001 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2015.
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Frequently Asked Questions About MOBRIDGE
Is MOBRIDGE water safe to drink?
MOBRIDGE water receives a grade of B (68/100), which is considered good. Out of 31 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has MOBRIDGE detected?
31 contaminants were tested in MOBRIDGE's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does MOBRIDGE have any EPA violations?
Yes, MOBRIDGE has 21 EPA violation(s) on record, with the most recent in 2015. Violation types include Other, MR, TT. 2 are health-based violations.
How many people does MOBRIDGE serve?
MOBRIDGE serves approximately 3,261 people, South Dakota. The system provides water to 1 community: Mobridge.
What type of water does MOBRIDGE provide?
MOBRIDGE sources its water from surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is SD4600215.
How does MOBRIDGE compare to other utilities in South Dakota?
MOBRIDGE scores 68/100 with a grade of B (good). This is an above-average performance for utilities statewide. Visit our South Dakota state page for a full comparison of water systems.