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For 24-hour customer support or emergency, please call:

1-877-DEL-ORO-H2O
(1-877-335-6764)

For Billing or Service Inquiries:
1-530-717-2500

Information About Contaminates Sometimes Found In Water


For a brief overview of several of the most common primary and secondary contaminants found in water, please review the following documents.

* Please note that the information presented was compiled from various sources and is not meant to be comprehensive or definitive, but general in nature.

Information about Possible Contaminates Files

Arsenic in Drinking Water

Updated on 16 May 2013

Nitrates in Drinking Water

Updated on 16 May 2013

Uranium in Drinking Water

Updated on 16 May 2013

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