F0/100
LOWER BRULE RURAL WATER SUPPLY SYSTEM — Water Quality Report 2026
Serving 2,108 people · South Dakota
Water Source
Surface Water
County
—
System ID
084690441
Violations
97
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
4
Violations (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2024 – August 19, 2024Enforcement: Resolving — corrective action underway
TIER 3Resolved
Monitoring / Reporting Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: September 29, 2022 – October 27, 2022Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Exceeded the MCL for disinfection byproducts
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: January 1, 2022 – December 31, 2022Enforcement: Resolving — corrective action underway
TIER 3Resolved
Exceeded the MCL for disinfection byproducts
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: January 1, 2022 – December 31, 2022Enforcement: Resolving — corrective action underway
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 LOWER BRULE RURAL WATER SUPPLY SYSTEM
Is LOWER BRULE RURAL WATER SUPPLY SYSTEM water safe to drink?
LOWER BRULE RURAL WATER SUPPLY SYSTEM water receives a grade of F (0/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 97 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has LOWER BRULE RURAL WATER SUPPLY SYSTEM detected?
1 contaminants were tested in LOWER BRULE RURAL WATER SUPPLY SYSTEM's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does LOWER BRULE RURAL WATER SUPPLY SYSTEM have any EPA violations?
Yes, LOWER BRULE RURAL WATER SUPPLY SYSTEM has 97 EPA violation(s) on record, with the most recent in 2024. Violation types include Other, MR, MCL. 7 are health-based violations.
How many people does LOWER BRULE RURAL WATER SUPPLY SYSTEM serve?
LOWER BRULE RURAL WATER SUPPLY SYSTEM serves approximately 2,108 people, South Dakota.
What type of water does LOWER BRULE RURAL WATER SUPPLY SYSTEM provide?
LOWER BRULE RURAL WATER SUPPLY SYSTEM 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 084690441.
How does LOWER BRULE RURAL WATER SUPPLY SYSTEM compare to other utilities in South Dakota?
LOWER BRULE RURAL WATER SUPPLY SYSTEM scores 0/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our South Dakota state page for a full comparison of water systems.