Section NR 206.05 - Compliance with effluent limitations and monitoring requirements(1) All new or modified land disposal systems approved on or after December 1, 1990 shall comply with the applicable effluent limits and monitoring requirements of this chapter and groundwater quality standards in ch. NR 140.(2) All land disposal systems, except large scale soil absorption systems, approved or modified prior to December 1, 1990 shall comply with the effluent limits as shown in Table 1, and with the groundwater quality standards in ch. NR 140.(3) All land disposal systems, except large scale soil absorption systems, approved prior to December 1, 1990 shall comply with the monitoring requirements described in s. NR 206.09 by January 1, 1994.(4) Large scale soil absorption systems shall comply with the effluent monitoring requirements of this chapter and with the groundwater quality standards in ch. NR 140. Influent monitoring may be required on a case-by-case basis.(5) All systems, except large scale soil absorption systems, approved prior to December 1, 1990 shall comply with the effluent limits for BOD5 and load/rest requirements described in ss. NR 206.08(1) (b) 1., (2) (b) 3., (3) (b) 3., and 110.25(4) (f).(6) All systems for which groundwater monitoring is required under s. NR 206.10 shall comply with the groundwater monitoring construction requirements of s. NR 110.25 and ch. NR 141. Table 1. Effluent Limits
Based on System Type and Date of System Approval Date of Approval
System Type | Pre - 1/1/85 | Post 1/1/85 and Pre 1/1/90 | Post 1/1/90 |
Absorption Pond | BOD5: 50mg/l Load/Rest: as per permit | BOD5:50 mg/l Load/Rest: as per permit Total Nitrogen: 20mg/l | BOD5: 50 mg/l Load/Rest: as per permit Total Nitrogen: 10 mg/l TDS: 500 mg/l Cl:250 mg/l Hydraulic Application Rate: case by case |
Spray Irrigation | All parameters case by case | All parameters case by case | BOD5: 50 mg/l Load/Rest: as per permit Total Nitrogen: case by case Hydraulic Application Rate: case by case Fecal coliform: case by case |
Ridge and Furrow | All parameterscase by case | All parameters case by case | BOD5: 50 mg/l Load/Rest: case by case Total Nitrogen: case by case Hydraulic Application Rate: case by case |
Overland Flow | All parameterscase by case | All parameters case by case | All parameters case by case |
Other | All parameters case by case | All parameters case by case | All parameters case by case |
Wis. Admin. Code Department of Natural Resources NR 206.05
Cr. Register, March, 1985, No. 351, eff. 4-1-85; r. and recr. Register, November, 1990, No. 419, eff. 12-1-90.