Sec. 17-198. - Prohibition of illegal discharges.

No person shall discharge or cause to be discharged into the municipal storm drain system or watercourses any pollutants or non-storm water discharge unless: (1)

The non-storm water discharge is permitted with a Rhode Island Pollution Discharge Elimination System (RIPDES) permit; or

(2)

The discharges are included in one of the following categories of discharges:

a.

Discharges which result from the washdown of vehicles at retail dealers selling new and used automobiles where no detergents are used and individual residential car washing;

b.

External building washdown where no detergents are used;

c.

The use of water to control dust;

d.

Fire fighting activities;

e.

Fire hydrant flushings;

f.

Natural springs;

g.

Uncontaminated groundwater;

h.

Dechlorinated pool discharges;

i.

Air conditioning condensate;

j.

Lawn watering;

k.

Potable water sources including waterline flushings;

l.

Irrigation drainage;

m.

Pavement washwaters where spills or leaks of toxic or hazardous materials have not occurred (unless all spilled materials have been removed) and where detergents are not used;

n.

Discharges from foundation or footing drains where flows are not contaminated with process materials such as solvents, or contaminated by contact with soils where spills or leaks of toxic or hazardous materials have occurred;

o.

Uncontaminated utility vault dewatering;

p.

Dechlorinated water line testing water;

q.

Hydrostatic test water that does not contain any treatment chemicals and is not contaminated with process chemicals

(Ch. 413, § 1, 1-16-07)