The intent of this section is to prohibit the entry into the stormwater conveyance system and stormwater management facilities of substances, whether solid or liquid, other than stormwater.
(a) Discharges to the Stormwater Conveyance System and Stormwater Management Facilities.
(1) It shall be unlawful to:
A. Cause or allow illicit discharges to the stormwater conveyance system or stormwater management facilities;
B. Discharge materials other than stormwater to the stormwater conveyance system or stormwater management facilities by spills, dumping or disposal without a VPDES permit;
C. Cause or allow industrial discharges into the stormwater conveyance system or stormwater management facilities without a VPDES permit; or
D. Violate any condition or provision of this Chapter or any permit granted for stormwater discharges.
(2) Subject to Section 1096.03(a)(3), the following activities shall not be unlawful as illicit discharges under this Chapter:
A. Water line flushing, managed in a manner to avoid an instream impact;
B. Landscape irrigation;
C. Diverted stream flows;
D. Rising groundwaters;
E. Uncontaminated groundwater infiltration, as defined at 40 CFR 35.2005(20);
F. Uncontaminated pumped groundwater;
G. Discharges from potable water sources managed in a manner to avoid instream impact;
H. Foundation drains;
I. Air conditioning condensation;
J. Irrigation water;
K. Springs;
L. Water from crawl space pumps;
M. Footing drains;
N. Lawn watering;
O. Individual residential car washing;
P. Flows from riparian habitats and wetlands;
Q. Dechlorinated freshwater swimming pool discharges managed in a manner to avoid instream impact;
R. Street and pavement wash water waters that do not contain cleaning additives or are otherwise managed in a manner to avoid instream impact;
S. Routine external building wash down provided no soaps, solvents, or detergents are used, external building surfaces do not contain hazardous substances, and the wash water is filtered, settled, or similarly treated prior to discharge;
T. Discharges or flows from emergency firefighting activities;
U. Discharges or flows of water for fire prevention or firefighting training activities managed in a manner to avoid instream impact in accordance with § 9.1-207.1 of the Code of Virginia;
V. Discharges from noncommercial fundraising car washes if the washing uses only biodegradable, phosphate-free, water-based cleaners in accordance with § 15.2-2114.1 of the Code of Virginia; or
W. Other activities generating discharges identified by the department as not requiring VPDES authorization.
(3) If any of the activities listed in Section 1096.03(a)(2) are found by the County to be sources of pollutants to State waters, the Administrator shall so notify the person performing such activities and shall order that such activities be stopped or conducted in such manner as to avoid the discharge of pollutants into such State waters. The failure to comply with any such order shall constitute a violation of this Chapter.
(b) Inspections and Sampling.
(1) The Administrator shall have authority to enter onto public and private property to carry out all inspection, surveillance and sampling procedures necessary to determine compliance and noncompliance with the conditions of the County's VPDES Permit, and this Chapter, including the prohibition of illicit discharges to the stormwater conveyance system and stormwater management facilities. The Administrator may sample stormwater outfalls or other components of the stormwater conveyance system and stormwater management facilities as may be appropriate in the administration and enforcement of this Chapter.
(2) If an illicit discharge as set forth herein is detected, such illicit discharge shall be a violation of this Chapter and shall be subject to Section 1096.04.
(3) If deemed necessary to prevent future occurrences of illicit discharge, the Administrator shall have the authority to require a Stormwater Pollution Prevention Plan from any person whose discharges cause, or may cause, a violation of this Chapter.
(Ord. 24-06. Passed 5-15-24.)