City water profile

Water hardness in Montrose

Find official utility reports, understand hardness, and check the water system serving your home in Montrose, Colorado.

Utility-reported hardness

Not yet available

Check your provider and source →

State comparison: Unavailable
Evidence comparison rank: —
Matched utilities: 4
Active health records: 0

Your tap water

What does the utility report?

Match the utility name to your water bill. These results describe the utility’s water, not a test at your home. A ZIP can include several water systems.

Utility hardness unavailable in this index

Nearby river or groundwater samples cannot tell us the hardness coming out of your tap. Ask your water provider for total hardness as CaCO₃, or test it at home.

Find an official utility report →

Convert a hardness result →Test your tap →

Match the name on your water bill

Your utility’s measurements and compliance records

These are possible serving systems. A record for one system does not apply to every home in this ZIP. Confirm your provider before interpreting a measurement or notice. Federal records can lag current utility notices.

EPA snapshot: 2026Q2. Historical window begins Jan 1, 2021.

Montrose City Of

CO0143518 · Surface water · 19,305 people served system-wide

A municipal system, in-state city, and served county all agree with this Census ZCTA.

No active health-based record in this imported snapshot

Find this utility’s official report →

Measurements (1)

An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.

Lead (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Below action level

Reported level: 0.006 mg/L
Action level: 0.015 mg/L

40% of the listed benchmark

Monitoring period: Jan 1, 1999 to Dec 31, 1999

Violation history (2)

Imported violation history for Montrose City Of
Rule	Status	Period
Public Notice	Unaddressed	Nov 7, 2025
Public Notice	Unaddressed	Aug 9, 2025

Cimarron Creek

CO0143177 · Surface water · 560 people served system-wide

The system names this served city; Census place overlap links the city to this ZCTA.

No active health-based record in this imported snapshot

Find this utility’s official report →

Measurements (1)

An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.

Lead (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Below action level

Reported level: 9.0e-4 mg/L
Action level: 0.015 mg/L

6% of the listed benchmark

Monitoring period: Jan 1, 2023 to Dec 31, 2025

Violation history (0)

No record returned in this imported window. This is not a guarantee of tap-water safety.

Black Canyon Estates Mhp

CO0143134 · Surface water · 188 people served system-wide

The system names this served city; Census place overlap links the city to this ZCTA.

No active health-based record in this imported snapshot

Find this utility’s official report →

Measurements (1)

An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.

Lead (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Below action level

Reported level: 8.0e-4 mg/L
Action level: 0.015 mg/L

5% of the listed benchmark

Monitoring period: Jul 1, 2023 to Dec 31, 2023

Violation history (8)

Imported violation history for Black Canyon Estates Mhp
Rule	Status	Period
Surface Water Treatment Rule	Resolved	Sep 1, 2022 to Sep 30, 2022
Revised Total Coliform Rule	Resolved	Sep 1, 2022 to Sep 30, 2022
Surface Water Treatment Rule	Resolved	Aug 1, 2022 to Aug 31, 2022
Surface Water Treatment Rule	Resolved	Jul 1, 2022 to Jul 31, 2022
Chloramine	Resolved	Jul 1, 2022 to Sep 30, 2022
Revised Total Coliform Rule	Resolved	Jun 1, 2022 to Jun 30, 2022
Surface Water Treatment Rule	Resolved	Jun 1, 2022 to Jun 30, 2022
Chloramine	Resolved	Apr 1, 2022 to Jun 30, 2022

Hidden Lake Community

CO0143337 · Surface water · 83 people served system-wide

The system names this served city; Census place overlap links the city to this ZCTA.

No active health-based record in this imported snapshot

Find this utility’s official report →

Measurements (1)

An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.

Lead (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Below action level

Reported level: 0.007 mg/L
Action level: 0.015 mg/L

47% of the listed benchmark

Monitoring period: Jan 1, 2025 to Dec 31, 2025

Violation history (2)

Imported violation history for Hidden Lake Community
Rule	Status	Period
Surface Water Treatment Rule	Resolved	Aug 1, 2023 to Aug 31, 2023
Chloramine	Resolved	Jul 1, 2023 to Sep 12, 2023

City summary

What the indexed records say

Montrose has 2 published ZIP profiles across Montrose County. The regional-evidence median is 609 PPM. The city does not meet the stricter comparison standard.

The 568–649 PPM range shows how much the available ZIP estimates vary within the city label.

Hardness distribution

How local ZIP estimates compare

Soft0 ZIPs

Moderately hard0 ZIPs

Hard0 ZIPs

Very hard2 ZIPs

2 of 2 ZIP profiles have a hardness estimate. Bars count ZIP profiles, not households or laboratory samples.

Evidence quality

Distance, dates, and confidence

Median nearest distance: 8.2 miles
Profiles with evidence: 2/2

Confidence labels

High: 2Moderate: 0Low: 0

Observation window: Jul 18, 2016 to Apr 17, 2026.

ZIP directory

Water reports in Montrose

Open a ZIP for site-level provenance and measurements.

ZIP code

81401

Very Hard

649 PPM

Nearest site: 6 mi
Confidence: High

View full ZIP evidence →

ZIP code

81403

Very Hard

568 PPM

Nearest site: 8.2 mi
Confidence: High

View full ZIP evidence →

Practical next steps

Move from index to evidence

1. Open your ZIP. Check distance, dates, confidence, and the associated utility.
2. Read the current CCR. Confirm source water, detections, limits, ranges, and notices.
3. Use a measured hardness result. Confirm health concerns or treatment sizing with the right method.

Continue comparing

Other Colorado communities

Delta

Delta County

577 PPM median

Ouray

Ouray County

577 PPM median

Las Animas

Bent County

787 PPM median

Grand Junction

Mesa County

399 PPM median

Evans

Weld County

359 PPM median

Dacono

Weld County

354 PPM median

Search all 58 Colorado cities →

Questions people ask

About water in Montrose

Is the water hard?

Check the utility-reported result above when available. Nearby environmental samples cannot establish tap-water hardness. Ask your provider or test your tap.

Is the tap water safe?

Compliance history is utility-wide and cannot guarantee conditions at every tap. Check current notices and test when address-specific evidence is needed.

Do I need treatment?

Choose treatment only after confirming the problem at the property. A softener targets hardness; contaminant treatment requires a matching, verified performance claim.