NC0069841_Correspondence_20240418 (6)

4. Historical Data
Historical data from January 1g, 2015 through May 31e, 2018 were summarized and reviewed. Figure 4-
1 compares the daily and 30-day moving average flow to the monthly final effluent permit limit. Table 4-
1 summarizes the annual average (AA), maximum month (MM), maximum seven-day (7-Day), and
maximum day flow (MD) flows from January 2015 through May 2018.
Figure 4-1: Daily Effluent Flow, 30-day Moving Average, and Average Month Permit Limit
4.5
4.0
3.5
3.0
2.5
E
ii 2.0
1.5
1.0
0.5
0.0
Jan-15 Jul-15 Jan-16
—Monthly Average Penns Limit
Jul-16 Jan-17 Jul-17 Jan-18 Jul-18
Effluent Plant Flow —30-Day Moving Average