Inventory of Local Ordinance Regulation in the UMRLAC Communities
| Ordinance / Municipality | Boscawen | Bow | Canterbury | Concord | Northfield | Franklin |
| Dates of last update/amendment (month/yr) of each ordinance | 03/14/06 | 05/09/06 | 03/14/06 | 7/8/2007 | 3/13/2007 | 7/10/2006 |
| Density and/or Minimum Lot Size Requirements | Between 1/4 – 2 acres | 2 acres | 2 acres | 0.10 to 4 ac | .05 acres to 5 acres | 0.5 ac to 5.0 ac in Conservation district |
| Septic System Setbacks from Wetlands or Open Water | 100’ | 75’ – 150’ | 125’ | 75’, 100’, 125’ | 75’ | 75 to 100’ |
| Wetland Protection Ordinance | Yes | Yes | No | Yes | Yes | Yes |
| Wetland Buffer Requirements | 50 – 100’ | 30’ – 150’ 50’ buffer for vernal pools |
No | 50’ | 50’ | Webster Lake watershed only |
| Shoreland Protection Zones or Districts | Yes, great ponds, Merrimack and Contoocook Riv and tributary streams | No | No | Yes, for Great Ponds & 4th Order streams | No | Webster Lake; 50 to 75 ft |
| Setback From Merrimack River | None | 75 – 200’ | 200’ setback | No | 250’ | None |
| Shoreland Ordinances for Streams Third Order or Lower | tributary streams | 75’ – 200’ | No | No | 50’ | none |
| Ordinance and regulations | Boscawen | Bow | Canterbury | Concord | Northfield | Franklin |
| Open Space Requirements within Conservation and Watershed Districts | No but included in cluster development | A minimum of 50% of original lot area, and >25% of open space must be buildable land. The minimum original tract size shall be 10 acres. | No but included in cluster development | Yes, varies with land use zoning; 40% for cluster development; Conditional Use Permit required for alterations in buffers | Included in cluster development | 66% open space required in cluster development’ |
| Impervious areas Restrictions for Aquifer protection or other Zones; |
There is no Aquifer Protection | Not limits defined in the Aquifer District | The dev. shall not result in coverage of more than 35% of the lot by impervious surface | 15% in Penacook Lake Watershed Protection District | in general max 70% commercial and Max 30% residential | In Webster lake watershed, max of 30% of impervious area for new develop. |
| Bluff setbacks | n/a | n/a | 50 ft (Merr. River Bluff). In areas where the top of the river bluff, it is 150 ft to 200 ft | 50’ | n/a | n/a |
| Preserving Naturally Vegetated Buffers |
50’ in SP district; Conditional Use Permit required for activities w/in Wetland District | Wetland Buffer 150’-200’; Buffer to streams, lakes, ponds, vernal pools, bogs 75’-200’; | Yes, varies | 75’ from wetlands, great ponds and 4th order streams. CUP required. | 50-250’ | Webster Lake 50 to 200 ft: 100 ft perimeter for cluster develop. |
| Allows for Alternative Development Types (ex. Cluster) | Yes | Yes | Yes | Yes | Yes | Yes |