Code of Federal Regulations · Section

§ 147.1153 — Existing Class II Disposal Wells Authorized By Rule In Indian Country

40 C.F.R. § 147.1153

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The owner or operator shall limit injection pressure to the lesser of:

(a) A value which will not exceed the operating requirements of § 144.28(f)(3)(i) or (ii) of this chapter as applicable; or

(b) A value for well head pressure calculated by using the following formula:

Pm = (0.800−0.433 Sg)d

Where:

Pm = injection pressure at the well head in pounds per square inch.

Sg = specific gravity of injected fluid (unitless).

d = injection depth in feet.

40 C.F.R. § 147.1152 40 C.F.R. § 147.1154

Authorizing Statute