Declared dam information form Dams Safety NSW - Declared dam information form Section 1 - Dam Details This form is designed for Dam Owners to complete to ensure that Dams Safety NSW (DSNSW) maintains current records of declared dams and their owners.Required fields are marked with asterisk (*) Name of dam Location of dam Elevation of crest Numerical value x Elevation of FSL (mAHD) Numerical value x Latitude Numerical value Longitude Numerical value River / stream Section 2 - Owner's details Dam owner/Organisation (person or public authority who, whether solely or with some other person or public authority, owns, controls, operates, manages or maintains the Dam, or proposed dam) x ABN Numerical value x Owner/Organisation phone number Email for official correspondence from DSNSW Owner / Organisation address for official correspondence from DSNSW Section 3 - Dam details Catchment area (km2) Dam height (m) Storage volume (ML) Description of material stored in the dam (eg. Fresh water, saline water, stormwater, coal ash, coal fines, metal mine tailings) Purpose of the damPlease select... Environmental controls (eg. Tailings storage facility that impounds contents) Flood control (eg. retarding basin) Hydro-electricity Recreation Stormwater bioretention basin Water supply (eg. town water, stock & domestic, irrigation) Other (please specify) Purpose of the dam (if 'Other' selected) Type of damPlease select... Concrete arch Concrete buttress Concrete gravity Decked rockfill Earthfill dam Masonry buttress Rockfill dam Section 4 - Contact person for the dam The 24A contact person for the dam is nominated by the owner or involved in the business and reasonably available to be contacted by DSNSW. Name of 24A contact Mailing address of 24A contact Position of 24A contact person Phone number of 24A contact Email for 24A contact person Second 24A contactNominate a second 24A contact for the dam Name of additional 24A contact Position of additional 24A contact person Phone number of additional 24A contact Email of additional 24A contact person Section 4 - Design flood assessment Inflow flood peak (m3/s) Annual exceedance probability Method Date of assessment Main spillway typePlease select... Gated Chute Side channel Shaft Labyrinth Fuse plug Stepped Other Spillway type (if 'Other' selected) Sunny day consequence category (determined by competent person - refer to 'Declared dams consequence category assessment and determination methodology')ExtremeHigh AHigh BHigh CSignificantLowVery low Reason for Sunny Day assessment (including PLL or PAR) Flood consequence category (determined by competent person - refer to 'Declared dams consequence category assessment and determination methodology')ExtremeHigh AHigh BHigh CSignificantLowVery low Reason for Flood consequence category assessment (including PLL or PAR) Names and river distance to downstream dams (if there is a possibility of cascading failure) Section 5 - Existing dams only The following data is required for existing dams only. Designed by Constructed by Year of completion Date of Dams Safety Management System Document Frequency of surveillance inspections Date of Dams Operations and Maintenance Manual Date of Dam Emergency Plan ACTION: Email relevant design and construction reports and the current Dam Emergency Plan to info@damsafety.nsw.gov.au Section 6 - Details of person completing form Name of person completing form Position of person completing form Email of person completing form Phone number of person completing form Please read the Privacy Statement to how Dams Safety NSW manages your personal information. reCAPTCHA helps prevent automated form spam. The submit button will be disabled until you complete the CAPTCHA. Updated 05 September 2025