Water Industry Act 1991

186 Protective provisions in respect of flood defence works and watercourses etc

(1) Nothing in this Act shall confer power on any person to do anything, except with the consent of the person who so uses them, which interferes—

(a) with any sluices, floodgates, groynes, sea defences or other works used by any person for draining, preserving or improving any land under any local statutory provision; or

(b) with any such works used by any person for irrigating any land.

(2) Without prejudice to the construction of subsection (1) above for the purposes of its application in relation to the other provisions of this Act, that subsection shall have effect in its application in relation to the relevant sewerage provisions as if any use of or injury to any such works as are mentioned in paragraph (a) or (b) of that subsection were such an interference as is mentioned in that subsection.

(3) Nothing in the relevant sewerage provisions shall authorise a sewerage undertaker injuriously to affect—

(a) any reservoir, canal, watercourse, river or stream, or any feeder thereof; or

(b) the supply, quality or fall of water contained in, or in any feeder of, any reservoir, canal, watercourse, river or stream,

without the consent of any person who would, apart from this Act, have been entitled by law to prevent, or be relieved against, the injurious affection of, or of the supply, quality or fall of water contained in, that reservoir, canal, watercourse, river, stream or feeder.

(4) Nothing in the relevant sewerage provisions, except sections 113 and 116 above, shall be taken to affect any right of drainage acquired by any person by prescription or otherwise before 1st October 1937.

(5) Where a relevant undertaker proposes, otherwise than in exercise of any compulsory powers, to construct or alter any relevant inland waters in any internal drainage district or to construct or alter any works on or in any such inland waters, the undertaker shall consult the drainage board for that district before doing so.

(6) A consent for the purposes of subsection (1) above may be given subject to reasonable conditions but shall not be unreasonably withheld.

(7) Any dispute—

(a) as to whether anything done or proposed to be done interferes or will interfere as mentioned in subsection (1) above;

(b) as to whether any consent for the purposes of this section is being unreasonably withheld;

(c) as to whether any condition subject to which any such consent has been given was reasonable; or

(d) as to whether the supply, quality or fall of water in any reservoir, canal, watercourse, river, stream or feeder is injuriously affected by the exercise of powers under the relevant sewerage provisions,

shall be referred (in the case of a dispute falling within paragraph (d) above, at the option of the party complaining) to the arbitration of a single arbitrator to be appointed by agreement between the parties or, in default of agreement, by the President of the Institution of Civil Engineers.

(8) In this section “relevant inland waters” means any inland waters other than any which form part of a main river for the purposes of Part IV of the [1991 c. 57.] Water Resources Act 1991.

(9) The provisions of this section shall be without prejudice to the provisions of Schedule 13 to this Act.