Membership Levels

Student Membership £30 per annum

Open to anyone with an interest in the UK water sector who is pursuing a relevant vocational or academic qualification.

To apply please complete the online application form and send written evidence of your studies outlining the course you are taking and how long this lasts. This should be sent to

Associate Membership £100 per annum

Open to anyone with an interest in the UK water sector. To apply simply complete the online application.

Technician Membership £50 per annum

Awarded to members who have attained or are pursuing Engineering, Environmental or Science Technician. To apply, simply complete the online application form and email proof of your qualification or intent to pursue to

Corporate Membership £115 per annum

A Corporate Member of the Institute of Water is a team player who is competent in their area of work, reliable, informed, motivated and committed to the water industry and its customers.  Applicants are expected to have acquired these attributes through a combination of knowledge and experience.

Awarded on the basis of competence and commitment demonstrated through length of service in the UK water sector: no academic qualifications are required.

If you have served in the water sector in any capacity for 5 years or longer then you are eligible to apply for Corporate Membership.  

To apply as a new  member applicants must:

Documents should be sent to If you are already an Associate Member you will only be required to send your CV and the Corporate Member Referee Form.

Corporate Members must be committed to Continuing Professional Development and must adhere to our Code of Conduct.

If you already hold Corporate or ‘full’ membership with another professional body then you may be exempt from this process. Please complete the online application form and send your proof of corporate/full membership with another professional body to

Fellow Membership £130 per annum

Awarded for dedicated service to the Institute or to prominent people in the water sector.

There are two routes to apply to become a fellow of the Institute of Water:

  • Transfer (if you have been a Corporate Member for 5 years or more); or
  • Direct Entry

Please refer to our Fellow Application Guidance and download an application form if you would like to apply to become a Fellow Member.

Applications will be assessed by the Membership and Standards Committee which meets quarterly.

Fellow Membership is also available through nomination by Area Committees or Board members.

Honorary Membership

Reserved for members who have given exceptional service to the Institute of Water and/or the water sector. Honorary Membership is only available through nomination.

Retired Life Membership

This membership rate is a one-off fee, equal to 10 x the annual Retired Member rate, and payable on retirement. Once paid, there are no further annual membership renewals to make.

If you think you qualify for this rate, please contact the Institute of Water Head Office on 0191 422 0088 or email

Company Affiliate

The benefits of being a Company Affiliate include:

  • Use of Institute of Water logo on your company’s website and stationery
  • Discounted rates and first option for exhibition stands at Institute of Water events
  • Discounted rates for advertising in our quarterly Journal
  • Listed as a Company Affiliate with your logo on the Institute of Water website
  • A company profile/welcome in our quarterly Magazine
  • Discounted rates to advertise jobs on Institute of Water website
  • Vinyl stickers for company vehicles to highlight your association with the Institute of Water

We have three levels of Company Affiliate which are determined by the number of employees within your company.

Small (1 to 50 employees ) £350

Medium (51 to 500) £500

Large ( 500+) £800

*Company Affiliate is not open to water companies

Paying for your membership by Direct Debit

To pay for your membership by Direct Debit, simply complete the Direct Debate Mandate Form and send to:

Institute of Water
4 Carlton Court
Fifth Avenue
Team Valley