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 Rollinsford, New Hampshire (Round 1)

Site Information
Location: Rollinsford, NH
Population: 654 Housing Units
Address: Rollinsford Water and Sewer District
P.O. Box 174
5 Lower Mill Rd.
Rollinsford, NH 03869
Contact: Jack Hladick
Demonstration Site: Porter Well
Enclosed Space: None
Source Water: Ground Water
Maximum Daily Flow: 100 gpm
Existing Treatment: Chlorination
Arsenic Removal Technology: AdEdge Iron Media
Disposal Option: Sewer


Project Status
Cooperative Research and Development Agreement (CRADA) signed Completed
CRADA approved by legal Completed
EPA/contractor site visit Completed
Contractor/system agreement Completed
Plans submitted Completed
Plans approved Completed
Equipment installed Completed
Study began Completed
Study completed Completed
Six-month report cleared Completed
Final report cleared N/A


Source Water Quality
Analysis mg/L Analysis mg/L
Total As 0.046 avg. pH – Units 8.4
As (III) N/A Ca 10*
As (V) N/A Mg 5*
Fe 0.206 Na 93
Mn 0.088 Chloride 42
PO4 – P 0.07* Hardness as CaCO3 50
Si 6.4 T. Alkalinity as CaCO3 176
SO4 38 TOC N/A

Note: All data provided by utility except as noted.
N/A = Not available
* = Data provided by EPA.


Tom Sorg

See Also

Fact Sheet, EPA’s Water Treatment Demonstration Project to Reduce Amount of Arsenic in Rollinsford, NH, Drinking Water (PDF) (2 pp, 120 KB) February 2005

Federal Register Environmental Documents: Arsenic Treatment Demonstrations

How to Participate

Demo Site Information form (PDF) (2 pp, 57 KB)

Frequently Asked Questions

Publications on Arsenic

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