§ 430.23 — Technical determinations and procedures.

18 CFR § 430.23

• Title: Title 18: Conservation of Power and Water Resources
• Part: Part 430: Ground Water Protection Area: Pennsylvania
• Source: eCFR (current through Mar 24, 2026)

Text

§ 430.23 Technical determinations and procedures.

(a) The radius to be considered in assessing the potential impact of a proposed new or expanded ground water withdrawal, as required by §§ 430.11 and 430.13 of this part shall be as follows:

Quantity of cumulative proposed withdrawal (gpd)	Radius from the proposed withdrawal to be considered (miles)
10,000 to 50,000	0.5
50,000 to 100,000	0.75
In excess of 100,000	1.0

(b) Ground water withdrawal limits, as defined in section 2.20.4 of the Water Code of the Delaware River Basis and § 430.9 of this part, shall be calculated on the basis of the average recharge rate to the basin, aquifer, or aquifer system during repetition of a period which includes the worst recorded drought.

(c) The requirement of paragraph (a) or (b) of this section may be modified or waived by the Executive Director or the Commission if an applicant adopts and implements a program for coordinated use of ground and surface water, and the applicant demonstrates that operation of the coordinated program will be consistent with the policies contained in the Comprehensive Plan and the purposes of these regulations.

[46 FR 24, Jan. 2, 1981. Redesignated at 51 FR 25031, July 10, 1986]