City water profile

Water hardness in Jonesport

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

Utility-reported hardness

Not yet available

Check your provider and source →

State comparison: Unavailable
Evidence comparison rank: —
Matched utilities: 2
Active health records: 1

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.

Gaelic Square Housing

ME0090745 · Groundwater · 50 people served system-wide

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

1 reported active health-based record(s) for this system

Find this utility’s official report →

Measurements (2)

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: 7.0e-4 mg/L
Action level: 0.015 mg/L

5% of the listed benchmark

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

Copper (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Above action level

Reported level: 3.4 mg/L
Action level: 1.3 mg/L

262% of the listed benchmark

Monitoring period: Jul 1, 2024 to Dec 31, 2024

Violation history (7)

Imported violation history for Gaelic Square Housing
Rule	Status	Period
Consumer Confidence Rule	Unaddressed	Jul 1, 2025
Lead and Copper RuleHealth-based	Unaddressed	Mar 4, 2025
Lead and Copper RuleHealth-based	Resolved	Sep 12, 2024 to Apr 7, 2025
Lead and Copper RuleHealth-based	Resolved	Jan 1, 2023 to Mar 28, 2023
Lead and Copper RuleHealth-based	Resolved	Sep 12, 2022 to Sep 28, 2022
Consumer Confidence Rule	Resolved	Jul 1, 2022 to Mar 24, 2023
Lead and Copper Rule	Resolved	Apr 1, 2022 to Jul 20, 2022

Us Coast Guard Station-Jonesport

ME0091830 · Groundwater influenced by surface water · 25 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 (4)

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: 0.001 mg/L
Action level: 0.015 mg/L

7% of the listed benchmark

Monitoring period: Jan 1, 2026 to Jun 30, 2026

Copper (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Above action level

Reported level: 1.5 mg/L
Action level: 1.3 mg/L

115% of the listed benchmark

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

TTHM

EPA SDWIS reported health-based violation

Reported violation

Reported level: 0.084 MG/L
Maximum contaminant level: 0.08 MG/L

105% of the listed benchmark

Monitoring period: Oct 1, 2024 to Dec 31, 2024

Total Haloacetic Acids (HAA5)

EPA SDWIS reported health-based violation

Reported violation

Reported level: 0.075 MG/L
Maximum contaminant level: 0.06 MG/L

125% of the listed benchmark

Monitoring period: Jul 1, 2024 to Sep 30, 2024

Violation history (16)

Imported violation history for Us Coast Guard Station-Jonesport
Rule	Status	Period
Interim Enhanced Surface Water Treatment RuleHealth-based	Resolved	Nov 1, 2025 to Nov 30, 2025
Surface Water Treatment RuleHealth-based	Resolved	Nov 1, 2025 to Nov 30, 2025
Interim Enhanced Surface Water Treatment RuleHealth-based	Resolved	Oct 1, 2025 to Oct 31, 2025
Surface Water Treatment RuleHealth-based	Resolved	Jun 1, 2025 to Jun 30, 2025
TTHMHealth-based	Resolved	Oct 1, 2024 to Dec 31, 2024
TTHMHealth-based	Resolved	Jul 1, 2024 to Sep 30, 2024
Total Haloacetic Acids (HAA5)Health-based	Resolved	Jul 1, 2024 to Sep 30, 2024
Total Haloacetic Acids (HAA5)Health-based	Resolved	Apr 1, 2024 to Jun 30, 2024
TTHMHealth-based	Resolved	Apr 1, 2024 to Jun 30, 2024
Total Haloacetic Acids (HAA5)Health-based	Resolved	Jan 1, 2024 to Mar 31, 2024
TTHMHealth-based	Resolved	Jan 1, 2024 to Mar 31, 2024
Total Haloacetic Acids (HAA5)Health-based	Resolved	Oct 1, 2023 to Dec 31, 2023
TTHMHealth-based	Resolved	Jan 1, 2023 to Mar 31, 2023
Lead and Copper Rule	Resolved	Oct 1, 2022 to Dec 5, 2024
TTHMHealth-based	Resolved	Oct 1, 2022 to Dec 31, 2022
TTHMHealth-based	Resolved	Jul 1, 2022 to Sep 30, 2022

City summary

What the indexed records say

Jonesport has 1 published ZIP profile across Washington County. No qualifying nearby hardness observation is available for the city.

Because only one ZIP is represented, the city median and range are the same local estimate. It should not be read as multiple independent samples across the community.

Hardness distribution

How local ZIP estimates compare

Soft0 ZIPs

Moderately hard0 ZIPs

Hard0 ZIPs

Very hard0 ZIPs

0 of 1 ZIP profiles have a hardness estimate. Bars count ZIP profiles, not households or laboratory samples.

Evidence quality

Distance, dates, and confidence

Median nearest distance: — miles
Profiles with evidence: 0/1

Confidence labels

High: 0Moderate: 0Low: 0

Observation window: unavailable to unavailable.

ZIP directory

Water reports in Jonesport

Open a ZIP for site-level provenance and measurements.

ZIP code

04649

No estimate

—

Nearest site: — mi
Confidence: —

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 Maine communities

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Milbridge

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— No median

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Questions people ask

About water in Jonesport

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.