128 Neb. Admin. Code, ch. 22, § 006

Current through September 17, 2024
Section 128-22-006

The conditions and requirements of 40 CFR Part 265, Subpart F, 265.90 through 265.94, pertaining to groundwater monitoring, are hereby adopted and incorporated herein by reference. An owner or operator subject to the requirements of Subpart F must also comply with the additional requirements of Sections 006.01 through 006.05 of this Chapter.

006.01 Groundwater monitoring wells must be designed in accordance with the standards in "ASTM Standard Practice for Design and Installation of Ground Water Monitoring Wells in Aquifers," ASTM Standard D 5092-90, which is referenced in Chapter 1 and EPA 600/ 4-89 /034 Handbook of Suggested Practices for the Design and Installation of Groundwater Monitoring Wells. Any groundwater monitoring well to be placed in a stratigraphic unit composed of loessal sediment must be designed and sampled in a manner approved by the Department intended to minimize turbidity in samples taken from the well.
006.02 The list of parameters in 40 CFR 265.92(b)(1), as incorporated by reference in Section 006 of this Chapter, shall include volatile organic compounds (VOCs) at the discretion of the Director on a case-by-case basis. VOCs shall be analyzed in accordance with a method approved by the Director.
006.03 The groundwater monitoring plan described in 40 CFR 265.93(d) (3), as incorporated by reference in Section 006 of this Chapter, must include sampling during the initial four consecutive quarters for all analytes listed in 40 CFR 265.92(b), as incorporated by reference in Section 006 of this Chapter and as further defined in Section 006.02 of this Chapter, unless this requirement was already met under 40 CFR 265.91(a), as incorporated by reference in Section 006 of this Chapter.
006.04 A person may cease determinations under 40 CFR 265.93(d) (7) (ii), as incorporated by reference in Section 006 of this Chapter, only if the facility is operating under an approved Post Closure Plan, in accordance with 40 CFR Part 265, Subpart G, as incorporated by reference in Section 007 of this Chapter
006.05 Analyses done under 40 CFR 265.93(d)(4), as incorporated by reference in Section 006 of this Chapter, must be reported to the Director under 40 CFR 265.94(b)(2), as incorporated by reference in Section 006 of this Chapter, within 45 days following the end of the quarter in which the sample was taken.

128 Neb. Admin. Code, ch. 22, § 006