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Local water dashboard

Official source aggregation

Water quality in Youngstown, OH 44509

Regional hardness evidence, possible serving systems, EPA compliance history, and the measurements that are—and are not—available for Mahoning County.

Historical measurement record needs context
Largest possible serving system
Youngstown City Pws
Source water
Surface water
County
Mahoning County
Profile updated

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 →

At a glance

What the current records say

Utility-reported hardness

Unavailable

Ask your provider or test your tap

All possible systems

No active flag

0 active health-based records

Utility match

1 system

Serves 130,530 people system-wide

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.

Youngstown City Pws

OH5002303 · Surface water · 130,530 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 (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
0 mg/L
Action level
0.015 mg/L

0% 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
62 mg/L
Action level
1.3 mg/L

4769% of the listed benchmark

Monitoring period: Jun 1, 2005 to Sep 30, 2005

Violation history (1)
Imported violation history for Youngstown City Pws
RuleStatusPeriod
LEAD AND COPPER RULE REVISIONSResolvedJul 2, 2025 to Nov 25, 2025

Hardness meter

What does nearby environmental evidence show?

Moderately Hard

PPM

95.5

GPG

5.6

Regional environmental evidence

USGS hardness classification scale

95.5 PPM

Soft
0–60
Moderate
61–120
Hard
121–180
Very hard
181+

Parts per million

95.5

mg/L as CaCO₃ equivalent

Grains per gallon

5.6

1 GPG ≈ 17.1 PPM

How to use regional evidence

These samples describe nearby environmental water. They cannot establish whether your tap water is soft or hard. Use a utility result or a tap test for appliance settings and treatment sizing.

USGS sites used

4

Nearest site

14.8 mi

Observation range

Mar 17, 2025–Sep 15, 2025

Regional evidence confidence

Moderate

Median of the latest source-type-aligned hardness observation at each monitoring site within 25 miles. Nearest monitoring location: Mahoning River at North Edinburg, PA (Stream).USGS source documentation ↗Evidence tier: Regional environmental evidence. This value is not used as proof of the serving utility's treated-water hardness.

Regional context

Is 44509 typical?

These comparisons use other indexed ZIP estimates, not utility tap samples. They help show local context without replacing a household test.

Youngstown median

96 PPM

About the same

11 indexed ZIP readings · Range 90–107 PPM

Ohio median

234 PPM

138 PPM lower

127 indexed ZIP readings · Range 5.1–433 PPM

Evidence-first next steps

Confirm the problem before choosing treatment

This profile can help you ask the right question. It cannot select equipment for a property without a current result from the serving utility or the tap.

1

Confirm the serving system

ZIP boundaries and utility service areas do not perfectly match. Verify the system on a water bill before relying on system-wide records.

3

Test for the decision you face

Use a tap hardness test before sizing a softener. For health concerns, use a certified laboratory and the correct sampling protocol.

Convert your hardness test result →

Nearby indexed reports

More local profiles in Youngstown

Estimates can differ across a city because monitoring locations and associated systems differ.

View all Youngstown reports →

Frequently asked

Water questions for Youngstown

Is tap water safe in Youngstown?+

EPA ECHO shows no active health-based violation for the associated systems in this reporting snapshot. This does not prove every contaminant is absent; federal records can lag and household plumbing can change tap conditions.

How hard is the water?+

Utility-reported hardness is unavailable in this index. Regional samples do not establish tap-water hardness. Ask your provider or test your tap.

Do I need a water softener?+

Confirm hardness at your tap and consider actual scale or spotting before choosing treatment. Regional environmental values cannot determine whether you need a softener. A softener addresses hardness, not every contaminant.