TOLSTOY Water Quality Report

Population

36

people served

Water Source

🌊 Surface

rivers, lakes, reservoirs

National Rank

Top 90%

of 49,184 US systems

5-Year Record

⚠️ 31

violations recorded

C

Fair

Safety Grade

31 violations in the past 5 years, including 3 health-based

System Details

PWSID
SD4600331
Population Served
36
Water Source
Surface Water
Owner
Local Government
State
South Dakota
EPA Region
8

Contaminants of Concern

ContaminantStatusViolations
Contaminant 7000 Monitoring/Reporting2
Contaminant 0400 Health-Based3
Contaminant 8000 Monitoring/Reporting18
Contaminant 0999 Monitoring/Reporting11
Contaminant 7500 Monitoring/Reporting2

Violation History

2024
2
2023
16
2022
11
2021
2
2016
2
2009
1
2004
1
2002
1

Total violations on record: 36

Service Area

Cities Served

ZIP Codes Served

How does this compare?

This systemNational average
Grade C
Avg: B-C
36violations total

129% of national average

National avg: ~28 per system

🏘️ Small community water system.