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New Hampshire Department of Environmental Services

Fact Sheets and Publications Related to Lakes Issues

Fact Sheets

NHDES has hundreds of fact sheets relevant to lake use and shorefront home ownership. Please look under these headings for specific topics of interest.


  • Comprehensive Lake Inventory (WD-07-31)
    This document was completed by the Lake Management and Protection Program's Lakes Management Advisory Committee (LMAC) in 2007. It is a tool for laypersons to help assess lakes and their surrounding watershed. The inventory asks 94 questions based on ten major attributes to guide the assessment process. To request a copy of the Comprehensive Lake Inventory, please contact the LMPP at (603) 271-2959 or
  • Joint Lakes and Rivers Committees' Recommendations for Comprehensive Surface Water Resource Management Policy Adobe Acrobat Reader Symbol
  • Public Water Access Advisory Board Annual Reports
  • Eco-Safe Boating Tips Adobe Acrobat Reader Symbol
    These cards are designed to be kept in boats as a quick reference guide. The cards contain information on eco-safe fueling practices, engine maintenance, low polluting marine engines, boat washing, pump out stations and other useful tips. These cards are copyright free and may be downloaded and printed as needed. Consider laminating it for long-term usage. Eco-Safe Boating Tips cards were funded in part through a Pollution Prevention grant from the US EPA.
  • A Boater's Guide to Sewage Pumpout Adobe Acrobat Reader Symbol
    It is illegal to discharge raw sewage and gray water (shower and sink waste) from a boat into New Hampshire inland waters, or to discharge raw sewage within three miles of the coast in tidal waters. Learn more about how to use marine pumpout stations.
  • Don’t Drink Untreated Surface Water! What lake and riverfront residents should know Adobe Acrobat Reader Symbol
    Some residents and visitors think of New Hampshire as still rural and pristine, and believe it is safe to use lake or river water for drinking. Regardless of the presumed safety of this practice in the past, drinking untreated water from lakes, ponds and streams is NOT safe and NHDES strongly cautions against this practice! Read why.
  • Keep Gasoline from Your Drinking Water Adobe Acrobat Reader Symbol
    Gasoline is one of the most dangerous products commonly found around the home, yet people sometimes use it and store it with little care. Learn how to safely use gasoline around your home, camp or boat.
  • Is It Safe To Eat The Fish We Catch? (see Fact Sheet ARD-EHP-25 - Statewide Mercury Fish Consumption Advisory Update Adobe Acrobat Reader Symbol)
    It's hard to believe that fish that looks, smells, and tastes fine may not be safe to eat. But the truth is that fish caught in New Hampshire lakes, ponds, and rivers have mercury in them. Other states have this problem too. Read more about health guidelines for freshwater fish consumption.



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NH Department of Environmental Services | 29 Hazen Drive | PO Box 95 | Concord, NH 03302-0095
(603) 271-3503 | TDD Access: Relay NH 1-800-735-2964 | Hours: M-F, 8am-4pm

copyright 2017. State of New Hampshire