Haddington Drainage Area Study
Undertake the Haddington Drainage Area Study, providing Scottish Water with a hydraulic model to review catchment performance.
Client · Scottish Water

Caley Water Ltd · Company SC278689 · Trading heritage since 2006
Active, accounts up to date·consultant & engineer·Head office Edinburgh
Established in 2006, Caley Water is an environmental consultancy specialising in the assessment of both sewer and clean water networks. We are specialists in hydraulic modelling, capable of carrying out a range of modelling activities from new model builds to impact assessments and design solutions. We also provide design consultancy services, survey assistance, and water pressure services.
Our team of in-house environmental engineers and hydraulic modellers have extensive experience using Innovyze Water Modelling Software to provide foul, storm, and clean water modelling services. Key specialisms include Developer Services, Development Impact Assessments, Drainage Network Impact Assessments, Wastewater Network Solution Development, SUDS, Surface Water Separation Analysis, and Flood Risk Analysis. We also offer dedicated water pressure services across the United Kingdom.
Caley Water works with both UK and international clients, including major water companies like Scottish Water and United Utilities. We pride ourselves on fostering strong relationships with our clients to ensure the best project outcomes, engaging closely to fully understand their needs.
Undertake the Haddington Drainage Area Study, providing Scottish Water with a hydraulic model to review catchment performance.
Client · Scottish Water
Complete the Integrated Catchment Study for the Levenmouth area.
Client · Scottish Water
Support Scottish Water in their SR15 investment period, with the preparation of modelling outputs to fulfill statutory obligations.
Client · Scottish Water
Assessed the hydraulic impact on the wastewater system on proposed housing and commercial developments.
Client · Scottish Water Horizons
Undertook model audits to support the SR15 early start Drainage Area Study (DAS) programme.
Client · Scottish Water
Provided InfoWorks modelling support in delivering Surface Water Management Plans.
Client · Glasgow City Council and Renfrewshire Council
Undertake the Troqueer Catchment Performance Assessment.
Client · Scottish Water
Complete flood investigations at Waulkmill Steading, reviewing the historical and modelled performance of the sewer network.
Client · Scottish Water
Assessed permitted spills from a Combined Sewer Overflow (CSO) or Emergency Overflow (EO) into the receiving watercourse, providing modelled solutions to aesthetic issues.
North America
Helped improve the efficiency of the Toronto Wastewater network using InfoWorks ICM.
Client · Associated Engineering
Scottish Water, Scottish Horizons, Stantec, M2, CH2M, DHI, Mackenzie, Kaya, United Utilities, TUIL Solutions, SWECO, AG and 2 others.
This profile was compiled from public records. Claim it to add the things buyers ask for:
Caley Water is an environmental consultancy specialising in hydraulic modelling and environmental engineering for sewer and clean water networks. Established in 2006. Their listed services include Drainage and Civil engineering.
Caley Water Ltd is registered at 2a King's Stables Road, Edinburgh, EH1 2JY, in Scotland.
Caley Water Ltd states that it works across International.
Accounts filed for the year to 2025 report 12 employees, which places the company in the 10-49 employees band.
Caley Water Ltd does not disclose turnover: UK small-company accounts are not required to. Based on headcount and trade debtors in its filed accounts, turnover is likely to fall between £890k and £2.4m. This is an estimate, not a filed figure.
Companies House lists Caley Water Ltd as active, with accounts most recently made up to 2025-01-31.
Caley Water Ltd works in Infrastructure and Public.
Caley Water Ltd was incorporated on 2005-01-19, though the company says it has traded since 2006.
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