Table 1 of § 503.26 -Frequency of Monitoring-Surface Disposal
Amount of sewage sludge1 (metric tons per 365 day period) | Frequency |
Greater than zero but less than 290 | Once per year. |
Equal to or greater than 290 but less than 1,500 | Once per quarter (four times per year). |
Equal to or greater than 1,500 but less than 15,000 | Once per 60 days (six times per year). |
Equal to or greater than 15,000 | Once per month (12 times per year). |
1 Amount of sewage sludge placed on an active sewage sludge unit (dry weight basis).
40 C.F.R. §503.26
Approved by the Office of Management and Budget under control number 2040-0157