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Is There Manganese in New Haven, CT Water? (ZIP 06519)

By Alexander Snyder, Founder & Water Quality Data LeadLast reviewed August 2026

Manganese appears in the preserved historical public-system catalog associated with New Haven, CT ZIP 06519. The old percentage and comparator fields are not republished by this route recovery, and the ZIP association does not identify a property's serving utility or measure its tap.

Federal legal limits and other governed references answer different questions. Neither establishes exposure, safety, or health risk at a specific property.

What Is Manganese?

Manganese is a naturally occurring element found in food and drinking water. Excess exposure is associated with harm to the brain and nervous system, with children's attention, memory, and intellectual capacity of particular concern.

This is exact-analyte context. It does not establish that manganese is present at a property or that a ZIP-associated record represents exposure.

Who May Need Closer Review?

The governed EWG release identifies these household groups for closer manganese review. The classification does not lower or multiply the cited reference and does not determine anyone's exposure.

Newborns (<3mo)
Infants (<1yr)
Toddlers (1-2)
Children (2-6)
Children (6-11)

Confirm the serving utility and use a certified property sample before making a health, exposure, or treatment decision.

Review associated Manganese records

Review the source, sample period, unit, and governed reference for ZIP-associated records. This is not a property exposure or health-risk assessment.

Review ZIP 06519 Records

Historical catalog coverage

Manganese appears in the preserved catalog for 60 Connecticut ZIP associations, including New Haven (06519). This is historical route and identity context only. It does not establish a current detection, rate, exceedance, serving utility, or property result.

Other preserved contaminant pages for New Haven (06519)

See the full New Haven ZIP record summary →

Frequently Asked Questions

Is there Manganese in New Haven 06519 tap water?
Manganese appears in the preserved historical public-system catalog associated with New Haven, CT ZIP 06519. The old percentage and comparator fields are not republished by this route recovery, and the ZIP association does not identify a property's serving utility or measure its tap.
Do these records prove Manganese is at a property?
No. These are monitoring records associated with ZIP 06519; they do not identify the property's serving utility or establish that Manganese is present at its tap. Confirm the utility and use a certified property sample when a property-level answer is needed.
What health reference is released for Manganese?
The released EWG health-protective reference for Manganese is 100 ppb. It is not an EPA compliance conclusion, a finding about ZIP 06519, or a property-specific safe level.

About this report

This page restores the preserved historical Manganese catalog route associated with New Haven, CT (06519) from public-system records filed with the U.S. Environmental Protection Agency and Connecticut Department of Public Health. The historical percentage and comparator fields are retained in source control but are not rendered by this fallback. Use the live lookup for current source-system rows. CheckYourTap is funded by Valiant Energy Solutions, a Connecticut company established in 1930.

By Alexander Snyder, Founder & Water Quality Data Lead.

This report is general information, not medical advice or a substitute for certified laboratory testing. Talk to your pediatrician or physician about specific health concerns.

Last updated August 2026.

Reading this inside ChatGPT or Claude?

This page can explain the general science about ZIP-associated Manganese records, but it cannot identify what is at a specific tap or property. You can get ZIP-level context two ways:

  • Inside the chat: ask your assistant to “check my tap water with CheckYourTap”. Our connector returns available public-system or regional monitoring records associated with your ZIP. It does not identify your serving utility or test your tap, well, or property. The current connector is read-only and does not email reports or submit contact information.
  • On the web: open CheckYourTap.com and enter your ZIP code for a free ZIP-level report.