TapSafetyReport
B71/100

MONTROSE IMPROVEMENT DISTRICT — Water Quality Report 2026

Serving 3,100 people · New York

Water Source
Purchased Surface Water
County
—
System ID
NY5903436
Violations
10

Contaminant Test Results

1 contaminant above EPA health goals
ContaminantDetectedLimit (MCL)Status
Lead (90th percentile)
0.001 mg/L0.015 mg/LAbove Goal

EPA Violation History

4

Violations (last 5yr)

4

Unresolved

0

Health-Related

TIER 3Unresolved

Failed Level 2 Assessment under Revised Total Coliform Rule

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: April 1, 2023 – June 30, 2023Rule: Stage 2 DBPREnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Unresolved

Failed Level 2 Assessment under Revised Total Coliform Rule

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: April 1, 2023 – June 30, 2023Rule: Stage 2 DBPREnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Unresolved

Failed Level 2 Assessment under Revised Total Coliform Rule

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: April 1, 2022 – June 30, 2022Rule: Stage 2 DBPREnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Unresolved

Failed Level 2 Assessment under Revised Total Coliform Rule

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: April 1, 2022 – June 30, 2022Rule: Stage 2 DBPREnforcement: Informal — resolved cooperativelyVerify on EPA.gov

Understanding violation severity

Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.

Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly

Frequently Asked Questions About MONTROSE IMPROVEMENT DISTRICT

Is MONTROSE IMPROVEMENT DISTRICT water safe to drink?

MONTROSE IMPROVEMENT DISTRICT water receives a grade of B (71/100), which is considered good. Out of 1 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.

What contaminants has MONTROSE IMPROVEMENT DISTRICT detected?

1 contaminants were tested in MONTROSE IMPROVEMENT DISTRICT's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).

Does MONTROSE IMPROVEMENT DISTRICT have any EPA violations?

Yes, MONTROSE IMPROVEMENT DISTRICT has 10 EPA violation(s) on record, with the most recent in 2023. Violation types include MR, TT. 4 are health-based violations.

How many people does MONTROSE IMPROVEMENT DISTRICT serve?

MONTROSE IMPROVEMENT DISTRICT serves approximately 3,100 people, New York. The system provides water to 1 community: Cortlandt (T).

What type of water does MONTROSE IMPROVEMENT DISTRICT provide?

MONTROSE IMPROVEMENT DISTRICT sources its water from purchased surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is NY5903436.

How does MONTROSE IMPROVEMENT DISTRICT compare to other utilities in New York?

MONTROSE IMPROVEMENT DISTRICT scores 71/100 with a grade of B (good). This is an above-average performance for utilities statewide. Visit our New York state page for a full comparison of water systems.

Cities Served

Cortlandt (T)