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Transient Non-Community Water System

This category includes water systems that provide drinking water where people do not remain for long periods of time. This type of system serves more than 25 users but does not serve the same people every day. Neilson Research Corporation provides regular water analysis for restaurants, parks, playgrounds, and campgrounds to meet these requirements. Our staff provides unquestionable data to satisfy regulatory authorities under the Safe Drinking Water Act.

Routine Chemical Monitoring

Transient Non-community Water Systems are subject to the following requirements for the 2005-2007 compliance period.

Chemicals

Sample

Inorganics (Antimony, Arsenic, Barium, Beryllium, Cadmium, Chromium, Fluoride, Mercury, Nickel, Nitrite, Selenium, and Thallium)

once

Nitrate

yearly

Turbidity (for surface water only)

1 reading every 4 hours

Source of Water
Coliform Bacteria

Ground Water (well)

Surface Water (lake, stream)

Average Daily Population Served

Monthly Sampling

< 1000 Quarterly Sampling >1000 Monthly Sampling
Quarterly Coliform Bacteria Sampling
Quarter Collect Sample Between
1st Quarter January 1 and March 31
2nd Quarter April 1 and June 30
3rd Quarter July 1 and September 30
4th Quarter October 1 and December 31

 

These tables describe base line monitoring only. You will find details on number, location, and timing samples at www.oregon.gov/DHS/hp/dwp.

 

 

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