The Reservoirs Act 1975 (Capacity, Registration, Prescribed Forms, etc.) (Wales) Regulations 2016

Regulations 4 and 6

SCHEDULE 1 Information to be given in Welsh registers of large raised reservoirs

1.  Name and situation of reservoir.

2.  National grid reference of reservoir.

3.  Name and address of all undertakers with responsibility for the reservoir.

4.  A summary of the contents of all certificates or reports made under the 1975 Act, or the 1930 Act, including—

(a) the name and address of the engineer giving the certificate or making the report;

(b) the section of whichever Act the certificate is given under or the report is made;

(c) where no final certificate has been given under the 1975 Act, a statement of that fact;

(d) where no final certificate was given under the 1930 Act because the construction or alteration of the reservoir was completed before the commencement of that Act, a statement of that fact.

5.  The following information if it is revealed by any certificate, report or statement—

(a) the category of the reservoir (whether impounding or non-impounding);

(b) year(s) in which the dam(s), reservoir walls or embankments(s) were completed;

(c) the construction of the dam(s), reservoir walls or embankments(s) (i.e. whether constructed of earth, rockfill, gravity, buttress or by other means);

(d) the level of the top of the dam(s), reservoir walls or embankments(s) of the reservoir with reference to Ordnance Datum;

(e) the top water level of the reservoir with reference to Ordnance Datum;

(f) the maximum height of the dam(s), reservoir walls or embankments(s) measured in metres from the lowest natural level of the surrounding land, to the top of the dam(s), reservoir walls or embankments, excluding the height of the wave wall;

(g) the capacity of the reservoir;

(h) the water surface area of the reservoir at top water level (in square metres or square kilometres).

6.  Name and business address of the supervising engineer or, if the reservoir is under the supervision of the construction engineer, of that engineer.

7.  Date when the next inspection is due under the 1975 Act or any date recommended for the next inspection under the 1975 Act by the supervising or inspecting engineer.

8.  Particulars of any appointment made by the NRBW under section 15 of the 1975 Act.

9.  Particulars of any appointment made by the NRBW under section 16 of the 1975 Act, including the date on which they were taken.

10.  Whether the large raised reservoir is designated as a high risk reservoir.