Warwick, Rhode Island

Warwick, Rhode Island Warwick, Rhode Island

Water Quality in Warwick, Rhode Island

Watershed: Greenwich Bay

What is the water quality like in Warwick, RI?

Let’s dive deeper into what’s in Warwick water.

What’s in Warwick water?

Here are the top 5 chemical compounds in your water and what health issues they can potentially cause:

  1. Bromodichloromethane – Potential effect: Cancer
  2. Chloroform – Potential effect: Cancer
  3. Dichloroacetic acid – Potential effect: Cancer
  4. Haloacetic acids – Potential effect: Cancer
  5. Total trihalomethanes – Potential effect: Cancer

These are five of the 17 contaminants analyzed by the Environmental Working Group (ewg.org).

7 of these contaminants are rated as exceeding EWG Health Guidelines.

See the What Can You Do? section below for all of the contaminants you can filter out and how to do it.

Where does Warwick’s water come from?

Warwick’s water comes from the Greenwich Bay watershed.

21 of the 22 EPA assessed water sources in the Greenwich Bay watershed are in Impaired or Unknown condition. These include:

  • Apponaug Cover – Impaired
  • Baker Creek – Impaired
  • Brushneck Cove – Impaired
  • Cedar Brook and tributaries
  • Dark Entry Brook – Impaired
  • Fosters Brook – Unknown
  • Fry Brook and tributaries – Impaired
  • Gorton Pond – Impaired
  • Greenwood Creek – Impaired
  • Hardig Brook – Impaired
  • Mary’s Creek – Unknown
  • Maskerchugg River – Impaired
  • Mill Brook – Impaired
  • Nichols River – Unknown
  • Oakside Street Brook
  • Saddle Brook – Impaired
  • Southern Creek – Impaired
  • Tuscatucket Brook – Impaired

Ideally, a water source would be rated in Good condition. Warwick Cove is in Good condition.

Whether a water source is in Impaired or Good condition refers to the quality of these uses:

  1. Drinking Water
  2. Aquatic Life
  3. Fish and Shellfish Consumption
  4. Recreation

Learn more from How’s My Waterway

See below for what you can do to improve Warwick’s water.

Conclusion – What Can You Do?

Information about water quality can be surprising.

But there’s no reason to lose hope. There are things you can do in your household as well as things you can do at a community level.

In Your Household:

  • Use Berkey filters with activated carbon to filter out 14 of the 17 contaminants in your drinking water.
    • Berkey filters can also remove up to 99.99% of Lead in Warwick water.
    • Brita can filter 12 (and Lead depending on the filter).
    • Note: We may receive a commission if you decide to purchase filters through links on this page.
  • To filter out 17 of the 19 contaminants, consider a Reverse Osmosis water filtration system for your house.

*Chlorination is an effective method of disinfecting/treating drinking water. You can then use a water filter to reduce the effects of chlorination byproducts to get the safest, cleanest water possible.

In Your Community:

Contact your local government officials and put pressure on them to invest in cleaner waterways and upgraded city water filtration and treatment.

Go to: https://www.warwickri.gov/ to find contact information for your local officials.

Water Quality in Other Rhode Island Cities

Rhode Island Water Quality Page

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