Public water system record
Lake Santee RWWD
Serves Greensburg and Lake Santee, Decatur County, IN · 1,500 people served
Federal records show 4 health-based violations and 30 monitoring/reporting issues for Lake Santee RWWD in the last ten years. The most serious issue in this window was a resolved Haloacetic Acids (HAA5) violation.
System profile
- Health-based violations, last 10 years
- 4
- Resolved
- 4
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 30
Key facts
- Lake Santee RWWD draws water from 1 surface water intake.
- Highest measured level in the last 10 years: Haloacetic Acids (HAA5), 68.9 µg/L, federal limit 60 µg/L (1.1 times the limit), 2019.
- Most recent formal enforcement: compliance order with a penalty by Indiana, March 2008.
- Record on file since 1979, with 9 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 0 unknown out of 615 service lines.
Check whether Lake Santee RWWD serves your address
Health-based violations
Since October 2016Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.
| Contaminant | Rule family | Start date | Status | Acute |
|---|---|---|---|---|
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 64.6 µg/L, federal limit 60 µg/L (1.1 times the limit)
|
220 | Oct 1, 2020 | Resolved | No |
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 66.4 µg/L, federal limit 60 µg/L (1.1 times the limit)
|
220 | Jan 1, 2020 | Resolved | No |
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 68.9 µg/L, federal limit 60 µg/L (1.1 times the limit)
|
220 | Jul 1, 2019 | Resolved | No |
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 68.6 µg/L, federal limit 60 µg/L (1.1 times the limit)
|
220 | Apr 1, 2019 | Resolved | No |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Consumer Confidence Rule
OTHER
|
Sep 30, 2025 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Jun 1, 2025 | Resolved |
|
Styrene
Monitoring and reporting
|
Jan 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Ethylbenzene
Monitoring and reporting
|
Jan 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Toluene
Monitoring and reporting
|
Jan 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Benzene
Monitoring and reporting
|
Jan 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
CHLOROBENZENE
Monitoring and reporting
|
Jan 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Tetrachloroethylene
Monitoring and reporting
|
Jan 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
1,1,2-Trichloroethane
Monitoring and reporting
|
Jan 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Trichloroethylene
Monitoring and reporting
|
Jan 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
1,2-Dichloropropane
Monitoring and reporting
|
Jan 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Carbon tetrachloride
Monitoring and reporting
|
Jan 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
1,1,1-Trichloroethane
Monitoring and reporting
|
Jan 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
1,2-Dichloroethane
Monitoring and reporting
|
Jan 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
trans-1,2-Dichloroethylene
Monitoring and reporting
|
Jan 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
1,1-Dichloroethylene
Monitoring and reporting
|
Jan 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Vinyl chloride
Monitoring and reporting
|
Jan 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
p-Dichlorobenzene
Monitoring and reporting
|
Jan 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
o-Dichlorobenzene
Monitoring and reporting
|
Jan 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
DICHLOROMETHANE
Monitoring and reporting
|
Jan 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Xylenes, Total
Monitoring and reporting
|
Jan 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
cis-1,2-Dichloroethylene
Monitoring and reporting
|
Jan 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
1,2,4-Trichlorobenzene
Monitoring and reporting
|
Jan 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Revised Total Coliform Rule
Monitoring violation
|
Nov 1, 2024 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Jan 1, 2024 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Sep 1, 2023 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2023 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Oct 1, 2022 | Resolved |
|
Revised Total Coliform Rule
RPT
|
Jul 1, 2021 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2020 | Resolved |
Full record since 1979
EPA's records for Lake Santee RWWD go back to 1979. Before October 19, 2016 they list 9 health-based violations (9 resolved) and 117 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1970s | 0 | 8 |
| 1980s | 0 | 17 |
| 1990s | 1 | 62 |
| 2000s | 4 | 1 |
| 2010 to October 18, 2016 | 4 | 29 |
| October 19, 2016 to 2019 | 2 | 0 |
| 2020s | 2 | 30 |
Most recent health-based violation before October 19, 2016: Haloacetic Acids (HAA5), began April 2016, Resolved.
Show all 9 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.0631 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
|
Apr 1, 2016 | Resolved |
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 66.3 µg/L, federal limit 60 µg/L (1.1 times the limit)
|
Jan 1, 2016 | Resolved |
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 67.6 µg/L, federal limit 60 µg/L (1.1 times the limit)
|
Oct 1, 2015 | Resolved |
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 65.1 µg/L, federal limit 60 µg/L (1.1 times the limit)
|
Apr 1, 2015 | Resolved |
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.07 mg/L, federal limit 0.06 mg/L (1.2 times the limit)
|
Jan 1, 2008 | Resolved |
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 78.8 µg/L, federal limit 60 µg/L (1.3 times the limit)
|
Oct 1, 2007 | Resolved |
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 75.5 µg/L, federal limit 60 µg/L (1.3 times the limit)
|
Jul 1, 2007 | Resolved |
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 63.4 µg/L, federal limit 60 µg/L (1.1 times the limit)
|
Apr 1, 2007 | Resolved |
|
Surface Water Treatment Rule
Treatment technique failure
|
Jan 1, 1999 | Resolved |
Enforcement actions
Indiana regulators took 1 formal enforcement action against Lake Santee RWWD in 2008. The most recent was a compliance order with a penalty in March 2008.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Mar 26, 2008 | Indiana | Compliance order with a penalty | 3 violations (3 health-based): Haloacetic Acids (HAA5) |
What the violations mean
Haloacetic Acids (HAA5)
4 incidentsHaloacetic acid byproducts exceeded the federal limit
Long-term exposure to HAAs may increase cancer risk
Where the water comes from
Lake Santee RWWD draws water from 1 surface water intake. It also has an emergency connection to Napoleon Community Rural Water Corp.
Emergency or part-time connections to
- Napoleon Community Rural Water Corp. Napoleon, IN
Annual water quality report
Lake Santee RWWD must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.
Where the state allows it, systems serving fewer than 10,000 people may publish the report in a local newspaper or news site instead of mailing it, and must provide a copy on request.
Find a posted report with EPA's Consumer Confidence Report search
Testing your own water
To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Indiana.
Certified drinking water labs by state EPA guidance for private wells