A.
In accordance with Section 1.C of the Multijurisdictional Agreement between the City of Greensburg and THTMA dated December 11, 2006, and Resolution No. 06-01 enacted by THTMA on September 18, 2006, revoking the original headworks industrial allowance and adopting new headworks industrial allowance, the City of Greensburg hereby adopts the following recommended local limits based on maximum allowable headworks loading as shown below for wastewater, including industrial waste, from facilities located within the City of Greensburg that flow into THTMA treatment system:
Recommended Local Limits Based on MAHL (pounds per day) | ||
|---|---|---|
Arsenic | 1.0747 | |
Cadmium | 0.1652 | |
Chromium | 10.7608 | |
Copper | 0.9728 | |
Lead | 1.2518 | |
Mercury | 0.0133 | |
Nickel | 5.0365 | |
Zinc | 3.8957 | |
Cyanide | 0.7044 | |
Silver | 1.6847 | |
Selenium | 0.4338 | |
Fluoride | 4268.0 | |
Chloroform | 4.3257 | |
Fluoranthone | 1.8090 | |
Phenanthrene | 0.0553 |
B.
The MAHL for the conventional pollutants CBOD, TSS, and NH3-N are equal to the design loadings approved by the Pennsylvania Department of Environmental Protection for the expanded plant as follows:
CBOD | = | 11,330 lb/d | |
TSS | = | 9,760 lb/d | |
NH3-N | = | 1,317 lb/d |
C.
These limits must be compared with any categorical standards imposed on the industries and the more stringent value selected. The allowable loadings will be allocated to the industrial users based on flow rate and historical discharge levels.