Public water system record
Mountain Plains 2 Homeowners Assoc
Serves Spearfish and Mountain Plains, Lawrence County, SD · 268 people served
Federal records show 2 health-based violations and 4 monitoring/reporting issues for Mountain Plains 2 Homeowners Assoc in the last ten years, including an unresolved Groundwater Rule violation.
System profile
- Health-based violations, last 10 years
- 2
- Resolved
- 1
- Unresolved
- 1
- Any acute record
- No
- Monitoring issues, last 10 years
- 4
Key facts
- Mountain Plains 2 Homeowners Assoc draws water from 2 wells.
- Record on file since 1996, with 9 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 0 unknown out of 110 service lines.
Check whether Mountain Plains 2 Homeowners Assoc 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 |
|---|---|---|---|---|
|
Groundwater Rule
Treatment technique failure
|
140 | Oct 31, 2025 | Active | No |
|
Groundwater Rule
Treatment technique failure
|
140 | Oct 25, 2017 | Resolved | No |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Public Notice
OTHER
|
Dec 13, 2025 | Active |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2025 | Active |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2024 | Active |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2023 | Active |
Full record since 1996
EPA's records for Mountain Plains 2 Homeowners Assoc go back to 1996. Before October 19, 2016 they list 9 health-based violations (9 resolved) and 75 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 7 | 50 |
| 2000s | 0 | 22 |
| 2010 to October 18, 2016 | 2 | 3 |
| October 19, 2016 to 2019 | 1 | 0 |
| 2020s | 1 | 4 |
Most recent health-based violation before October 19, 2016: Total Coliform, began September 2013, Resolved.
Show all 9 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform
Contaminant limit exceeded
|
Sep 1, 2013 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Dec 1, 2010 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Oct 1, 1999 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Nov 1, 1998 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jul 1, 1997 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Nov 1, 1996 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Sep 1, 1996 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Aug 1, 1996 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jun 1, 1996 | Resolved |
What the violations mean
Groundwater Rule
2 incidentsThe system did not complete a treatment step or action that the Groundwater Rule requires (a treatment technique violation).
The utility had to notify customers about each of these violations.
Where the water comes from
Mountain Plains 2 Homeowners Assoc draws water from 2 wells.
Annual water quality report
Mountain Plains 2 Homeowners Assoc 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.
Systems serving 500 or fewer people may meet the rule by telling customers the report is available on request, so you may need to ask Mountain Plains 2 Homeowners Assoc for a copy.
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 South Dakota.
Certified drinking water labs by state EPA guidance for private wells