The following activities are exempt from the requirements for submittal and approval of a stormwater management plan under Article
IV, but must comply with the stormwater performance standards in Article
VI:
A. Any agricultural activity which is consistent with an approved soil
conservation plan prepared or approved by the Natural Resources Conservation
Service;
B. Any logging which is consistent with a timber management plan approved
under the Forest Cutting Practices Act by the authorized state agency;
C. Additions or modifications to existing residential structures disturbing
less than one acre;
D. Developments that disturb less than one acre of land, provided that
they are not part of a larger common development plan;
E. Repairs and maintenance to any stormwater collection system, sanitary
sewer collection system, or roadway system deemed necessary by the
South Hadley Department of Public Works;
F. Any emergency activity that is immediately necessary for the protection
of life, property or the environment, as determined by the Department
of Public Works or its designee;
G. Residential uses disturbing less than one acre;
H. Repairs and maintenance of municipal facilities (buildings and grounds,
fields, etc.) which do not involve a change in flow of stormwater
runoff onto adjoining property;
I. Any work of projects for which the required permit applications have
been submitted to the Planning Board, Selectboard, Zoning Board of
Appeals, and Conservation Commission before the effective date of
this bylaw;
J. Municipal roadway maintenance when conducted in accordance with an
approved stormwater pollution prevention plan, prepared in accordance
with the stormwater regulation promulgated under this bylaw;
K. Discharge or flow resulting from firefighting activities;
L. The following nonstormwater discharges or flows are exempt from the
prohibition of nonstormwater discharges provided that the source is
not a significant contributor of a pollutant to the municipal storm
drain system:
(5) Uncontaminated groundwater infiltration [as defined at 40 CFR 35.2005(20)].
(6) Uncontaminated pumped groundwater.
(7) Discharge from potable water sources.
(9) Air-conditioning condensation.
(10)
Irrigation water, springs.
(11)
Water from crawl space pumps.
(14)
Individual resident car washing.
(15)
Flows from riparian habitats and wetlands.
(16)
Dechlorinated swimming pool discharges.
(18)
Residential building wash waters without detergents.
To furnish additional policy, criteria and information, including
specifications and standards, for the proper implementation of the
requirements of this bylaw for erosion and sediment control, the Erosion
and Sediment Control Guidelines for Urban and Suburban Areas and Nonpoint
Source Pollution Management Guidelines as promulgated by the Massachusetts
Department of Environmental Protection or its successor organization
are incorporated into and made part of this bylaw. All erosion and
sedimentation control plans shall be developed consistent with the
requirements the Stormwater Design Manual as well as Section 2.3.5.c.iii
and iv of the Massachusetts Small Municipal Storm Sewer Systems (MS4)
permit.