Oregon Administrative Rules
Chapter 340 - DEPARTMENT OF ENVIRONMENTAL QUALITY
Division 50 - LAND APPLICATION OF DOMESTIC WASTEWATER TREATMENT FACILITY BIOSOLIDS, BIOSOLIDS DERIVED PRODUCTS, AND DOMESTIC SEPTAGE
Section 340-050-0026 - General Standards
Current through Register Vol. 63, No. 3, March 1, 2024
(1) Unless the Department determines that the context requires otherwise, all general provisions of40 CFR § 503.1through§ 503.9and land application requirements in40 CFR § 503.10through§ 503.18are applicable for the purpose of this rule.
(2) To be considered acceptable for land application, biosolids or domestic septage shall meet:
(3) In addition to meeting pollutant concentration and loading limits required under40 CFR § 503.13, biosolids derived products must meet federal Class A pathogen reduction standards pursuant to40 CFR § 503.32(a)and one of the vector attraction reduction standards required under40 CFR § 503.33(b)(1)through(8).
(4) Biosolids imports must meet the following criteria;
(5) Prior to land application, domestic septage shall be screened to ensure the removal of hair, plastics, and other coarse materials. Screenings shall be disposed at a permitted solid waste landfill. Further, septage shall undergo the following additional treatment prior to land application:
(6) When biosolids will be applied above normal agronomic rates for the purpose of land reclamation, the Department may require that an evaluation for potential groundwater quality impacts be conducted in accordance with OAR Chapter 340, Division 40. If the Department determines the application rate proposed could cause an adverse impact on groundwater quality, a groundwater quality protection program shall be required pursuant to OAR 340-040-0030.
Stat. Auth.: ORS 459.045,ORS 468.020 &468B.095
. Implemented:ORS 459.020, 468B.035 &ORS 468B.095