Public water system record

Pinnacle Estates of Glendive

On record as serving Glendive, Dawson County, MT · Serves 50 people

Federal records show 6 health-based violations and 35 monitoring/reporting issues for Pinnacle Estates of Glendive in the last ten years, including an unresolved Total Trihalomethanes (TTHMs) violation.

  • MT0002939
  • GLENDIVE
  • MT
  • 50 served

System profile

Source water Groundwater
ZIP 59330
EPA system ID MT0002939

Verify this system on EPA ECHO →

Health-based violations, last 10 years
6
Resolved
3
Unresolved
1
Archived by EPA
2
Any acute record
No
Monitoring issues, last 10 years
35

Key facts

  • Pinnacle Estates of Glendive draws water from 1 well.
  • Highest measured level in the last 10 years: Total Trihalomethanes (TTHMs), 0.086 mg/L, federal limit 0.08 mg/L (1.1 times the limit), 2025.
  • Lead pipe inventory: 0 lead and 0 unknown out of 1 service line.

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Health-based violations

Since October 2016

Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.

Contaminant Rule family Start date Status Acute
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.081 mg/L, federal limit 0.08 mg/L (at or just above the limit)
220 Jan 1, 2026 Active No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.084 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
220 Oct 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.086 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
220 Jul 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.082 mg/L, federal limit 0.08 mg/L (at or just above the limit)
220 Jan 1, 2025 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.082 mg/L, federal limit 0.08 mg/L (at or just above the limit)
220 Oct 1, 2024 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 86 µg/L, federal limit 80 µg/L (1.1 times the limit)
220 Jul 1, 2024 Resolved No

Monitoring and reporting issues

Since October 2016

Missed tests or reports, not contaminants found above a limit.

Issue Start date Status
Consumer Confidence Rule
OTHER
Jul 1, 2022 Resolved
Lead and Copper Rule
Monitoring and reporting
Oct 1, 2021 Resolved
Consumer Confidence Rule
OTHER
Oct 1, 2021 Resolved
Consumer Confidence Rule
OTHER
Jul 1, 2021 Resolved
Haloacetic Acids (HAA5)
Monitoring and reporting
Jan 1, 2021 Resolved
Total Trihalomethanes (TTHMs)
Monitoring and reporting
Jan 1, 2021 Resolved
Consumer Confidence Rule
OTHER
Oct 1, 2020 Resolved
Consumer Confidence Rule
OTHER
Jul 1, 2020 Resolved
Asbestos
Monitoring and reporting
Jan 1, 2020 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Lead and Copper Rule
Monitoring and reporting
Apr 1, 2019 Resolved
Combined Radium (-226 and -228)
Monitoring and reporting
Apr 1, 2018 Resolved
Gross Alpha, Excl. Radon and U
Monitoring and reporting
Apr 1, 2018 Resolved
Chlordane
Monitoring and reporting
Apr 1, 2018 Resolved
Pentachlorophenol
Monitoring and reporting
Apr 1, 2018 Resolved
Benzo(a)pyrene
Monitoring and reporting
Apr 1, 2018 Resolved
HEXACHLOROBENZENE
Monitoring and reporting
Apr 1, 2018 Resolved
2,4,5-TP
Monitoring and reporting
Apr 1, 2018 Resolved
2,4-D
Monitoring and reporting
Apr 1, 2018 Resolved
Heptachlor epoxide
Monitoring and reporting
Apr 1, 2018 Resolved
Heptachlor
Monitoring and reporting
Apr 1, 2018 Resolved
LASSO
Monitoring and reporting
Apr 1, 2018 Resolved
Atrazine
Monitoring and reporting
Apr 1, 2018 Resolved
Carbofuran
Monitoring and reporting
Apr 1, 2018 Resolved
Hexachlorocyclopentadiene
Monitoring and reporting
Apr 1, 2018 Resolved
Dinoseb
Monitoring and reporting
Apr 1, 2018 Resolved
Picloram
Monitoring and reporting
Apr 1, 2018 Resolved
Di(2-ethylhexyl) phthalate
Monitoring and reporting
Apr 1, 2018 Resolved
Simazine
Monitoring and reporting
Apr 1, 2018 Resolved
OXAMYL
Monitoring and reporting
Apr 1, 2018 Resolved
Di(2-ethylhexyl) adipate
Monitoring and reporting
Apr 1, 2018 Resolved
Dalapon
Monitoring and reporting
Apr 1, 2018 Resolved
Toxaphene
Monitoring and reporting
Apr 1, 2018 Resolved
Methoxychlor
Monitoring and reporting
Apr 1, 2018 Resolved
BHC-GAMMA
Monitoring and reporting
Apr 1, 2018 Resolved
Endrin
Monitoring and reporting
Apr 1, 2018 Resolved

What the violations mean

Total Trihalomethanes (TTHMs)

6 incidents

Disinfection byproduct levels exceeded the federal limit

Long-term TTHM exposure may increase bladder cancer risk

Where the water comes from

Pinnacle Estates of Glendive draws water from 1 well.

Annual water quality report

Pinnacle Estates of Glendive 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 Pinnacle Estates of Glendive 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 Montana.