Modifications etc. (not altering text)
C1Pt. II modified (S.) (19.5.1993) by S.I. 1993/1156, regs. 3, 4, 5, Sch. 1
Pt. II (ss. 31-56) modified (1.4.1996) by 1995 c. 25, s. 33(5)(b) (with ss. 7(6), 115, 117); S.I. 1996/186, art. 3
C2Pt. II amended by S.I. 1984/1200, reg. 2(1)
Pt. II amended (1.5.1994) by S.I. 1994/1056, reg. 1(3), 19, Sch. 4 Pt. I para. 11
C3Pt. II modified by S.I. 1984/1200, reg. 3, Sch. 1 and 1985/5, regs. 3(1)(2), 4(1)( a )
C4Pt. II modified by Channel Tunnel Act 1987 (c. 53, SIF 102), ss. 6, 45, Sch. 2 para. 5(5), Sch. 7 Pt. VI para. 2
C5Functions exercisable under Pt. II by (a) Minister of Agriculture, Fisheries and Food and (b) that Minister and Secretary of State jointly transferred (W.) by S.I. 1978/272, art. 2(1)(3), Sch. 1
Pt. II: transfer of functions (12.10.1995) by 1995 c. 25, s. 21(1)(a)(ii) (with ss. 7(6), 115, 117); S.I. 1995/2649, art. 2
(1)It shall be the duty of the Secretary of State and of each river purification authority to exercise the powers conferred on him or it by or under the following provisions of this Part or the provisions of the Rivers (Prevention of Pollution) (Scotland) Acts 1951 and 1965 [F2and of the Environmental Protection Act 1990]] in such manner as ensures, so far as it is practicable by the exercise of those powers to do so, that the water quality objectives specified for any waters in a notice under section 30C above, or in a notice under [F3section 83 of the Water Resources Act 1991], are achieved at all times.
(2)It shall be the duty of each river purification authority, for the purposes of the carrying out of its functions under the following provisions of this Part or the provisions of the Rivers (Prevention of Pollution) (Scotland) Acts 1951 and 1965, to monitor the extent of pollution in controlled waters.
Textual Amendments
F1Ss. 31, 32 and 34-42 repealed (E.W.) by Water Act 1989 (c. 15, SIF 130), ss. 58(7), 101(1), 141(6), 160(1)(2)(4), 189(4)-(10), 190, 193(1), Sch. 26 paras. 3(1)(2), 17, 40(4), 41(1), 57(6), 58, Sch. 27 Pt. I and for ss. 31-32 and ss. 34-42 there is substituted (S.) ss. 30A-32 and 34-42 by Water Act 1989 (c. 15, SIF 130), ss. 58(7), 101(1), 141(6), 160(1)(2)(4), 168, 189(4)-(10), 190, 193(1), 194(4), Sch. 23 para. 4, Sch. 26 paras. 3(1)(2), 17, 40(4), 41(1), 57(6), 58
F2Words inserted (prosp.) by Environmental Protection Act 1990 (c. 43, SIF 46:4), ss. 162(1), 164(3), Sch. 15 para. 15(2)
F3Words in s. 30D(1) substituted (1.12.1991) by Water Consolidation (Consequential Provisions) Act 1991 (c. 60), ss. 2(1), 4(2), Sch. 1 para. 27(1)
Modifications etc. (not altering text)
C6S. 30D extended (2.12.1991) by S.I. 1991/2539, reg. 3, Sch.
S. 30D amended (27.8.1993) by 1993 c. 12, ss. 40, 51(2), Sch. 3 Pt. II para. 16 (with ss. 42, 46)