Water Quality in PINE RIDGE, SD (57770)
EPA violation data for public water systems serving ZIP code 57770.
70
Total Violations
11
Health-Based
59
Monitoring / Reporting
68
Resolved
What does this mean?
68 of 70 violations have been resolved. 11 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 59 are monitoring or reporting violations (missed testing deadlines or late paperwork — not necessarily a water quality issue). Not all violations mean your water is unsafe. The EPA requires reporting even for minor administrative issues.
Violations Detail (70 total)
| Contaminant | Category | MCL Limit | Measured | Date | Status | Health Effects |
|---|---|---|---|---|---|---|
| Consumer Confidence Rule | Monitoring | N/A | N/A | Jun 30, 2025 | Active | N/A |
| Surface Water Treatment Rule | Monitoring | N/A | N/A | May 31, 2025 | Resolved | N/A |
| Arsenic | Health-Based | N/A | 0.011 | Mar 31, 2025 | Resolved | Skin damage; circulatory system problems; increased risk of cancer |
| TTHM | Monitoring | N/A | N/A | Dec 31, 2024 | Resolved | N/A |
| Total Haloacetic Acids (HAA5) | Monitoring | N/A | N/A | Dec 31, 2024 | Resolved | N/A |
| TTHM | Monitoring | N/A | N/A | Dec 31, 2024 | Resolved | N/A |
| Total Haloacetic Acids (HAA5) | Monitoring | N/A | N/A | Dec 31, 2024 | Resolved | N/A |
| TTHM | Monitoring | N/A | N/A | Dec 31, 2024 | Resolved | N/A |
| Total Haloacetic Acids (HAA5) | Monitoring | N/A | N/A | Dec 31, 2024 | Resolved | N/A |
| Total Haloacetic Acids (HAA5) | Monitoring | N/A | N/A | Dec 31, 2024 | Resolved | N/A |
Lead & Copper Levels
Violation Timeline
2025(3)
Consumer Confidence Rule
71
Surface Water Treatment Rule
36
Arsenic
02
2024(23)
TTHM
27
Total Haloacetic Acids (HAA5)
27
TTHM
27
Total Haloacetic Acids (HAA5)
27
TTHM
27
Total Haloacetic Acids (HAA5)
27
Total Haloacetic Acids (HAA5)
27
TTHM
27
TTHM
27
Total Haloacetic Acids (HAA5)
27
TTHM
27
Total Haloacetic Acids (HAA5)
27
TTHM
27
Total Haloacetic Acids (HAA5)
27
Total Haloacetic Acids (HAA5)
27
TTHM
27
TTHM
27
Total Haloacetic Acids (HAA5)
27
Lead and Copper Rule
66
Revised Total Coliform Rule
2A
E. COLI
34
E. COLI
34
Chlorine
27
How Does This Compare?
PINE RIDGE (57770) has 70 recorded violations, including 11 health-based. 2 remain unresolved. Consider testing your tap water independently for added peace of mind.
Recommended Water Filters
Based on the contaminants detected in your area, these filter types may help improve your water quality.
Reverse Osmosis System
Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.
Targets:Lead, Copper, Arsenic, Mercury, Cadmium
Look for:NSF/ANSI 58 certified
Activated Carbon Filter
Excellent for removing chlorine, chloramine, and disinfection byproducts like THMs and HAAs. Available as pitcher filters, countertop, or under-sink units.
Targets:THMs, HAAs, Chlorine, Chloramine, Taste & Odor
Look for:NSF/ANSI 42 & 53 certified
UV Water Purifier
Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.
Targets:E. coli, Coliform, Giardia, Cryptosporidium
Look for:NSF/ANSI 55 (Class A) certified
Always look for filters certified by NSF International for the specific contaminants you want to remove.