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National Drinking Water Database


Prudence Island Water District Utilities - Newport, RI


Serves 1,500 people

Benzo[b]fluoranthene & Benzo[k]fluoranthene

Benzo[b]fluoranthene & Benzo[k]fluoranthene are polycyclic aromatic hydrocarbons (PAHs) released from the combustion of fossil fuels and waste materials; it leaches from water distribution system tanks & pipes lined with coal tar or asphalt.
 
This Drinking Water System
Test Days Exceeding Health GuidelinesDefinition of what this is
0 days
Test Days Exceeding Legal LimitsNumber of days in which the samples taken in that day exceed the Maximum Contaminant Level (Depending on the contaminant and its MCL, that may or may not trigger an MCL violation. Some MCLs are based on averages spanning several months to a year)
0 days
Test DaysNumber of days in which this chemical has reported results in the data we received from the State
5 days
Tests ConductedNumber of individual tests done for this contaminant
8 tests

Testing Summary

ContaminantAverage/
Maximum
Result
Health Limit
Exceeded
Legal Limit
Exceeded

Testing History

-Tested      -Detected      -Over Health Guidelines      -Over Legal Limit*
Benzo[b]fluoranthene & Benzo[k]fluorantheneBenzo[b]fluoranthene & Benzo[k]fluoranthene are polycyclic aromatic hydrocarbons (PAHs) released from the combustion of fossil fuels and waste materials; it leaches from water distribution system tanks & pipes lined with coal tar or asphalt.0 ppb
0 ppb
NoLegal at any levelThis is the Federal Limit. State Limits may be lower.
NOTE: Each dot in the above graph represents one month.
* Water utilities are noted as exceeding the legal limit if any test is above the maximum contaminant level (MCL). Most MCLs are based on annual averages so exceeding the MCL for one test does not necessarily indicate that the system is out of compliance.

Health Based and Legal Limits for Benzo[b]fluoranthene & Benzo[k]fluoranthene

Health Based Limits for Benzo[b]fluoranthene & Benzo[k]fluoranthene

There are no health based standards that EWG is using for this chemical

Testing Results

Testing DateAverage
Result
Samples taken that dayNumber of Non-DetectsRange of Results
2009-03-080 ppb220 ppb
2008-07-300 ppb110 ppb
2007-08-200 ppb110 ppb
2007-05-140 ppb220 ppb
2007-03-130 ppb220 ppb