NF ISO 24521

NF ISO 24521

June 2025
Standard Current

Drinking water, wastewater and stormwater systems and services - Management of on-site domestic wastewater services

This document provides guidance and requirements for the management of on-site domestic wastewater systems and services, using appropriate technologies in their entirety at any level of development.This document supplements and is intended to be used in conjunction with ISO 24511 and ISO 24525. It includes guidance and requirements for the following:?     management of on-site domestic wastewater systems and services from the operator?s perspective, including maintenance techniques, training of personnel and risk considerations;?     management of on-site domestic wastewater systems (ODWS) from the perspective of owners and users;?     design and construction of ODWS;?     planning, operation and maintenance, and health and safety issues.This document is applicable to both publicly and privately operated on-site domestic wastewater (black and grey water) services, for one or more dwellings. In rural areas and areas under development, management is sometimes provided by the owners of the premises where wastewater is generated. In this document the term ?services? includes ?self-services? provided by the owners of the premises.The following are outside the scope of this document:?     limits of effluent quality for wastewater discharged into the environment;?     analytical methods;?     stormwater runoff;?     content of contracts or subcontracts.

Main informations

Collections

National standards and national normative documents

Thematics

Silver économie

Publication date

June 2025

Number of pages

52 p.

Reference

NF ISO 24521

ICS Codes

03.080.30   Services for consumers
13.030.20   Liquid wastes. Sludge
13.060.30   Sewage water

Classification index

P15-929

Print number

1

International kinship

Sumary
Drinking water, wastewater and stormwater systems and services - Management of on-site domestic wastewater services

This document provides guidance and requirements for the management of on-site domestic wastewater systems and services, using appropriate technologies in their entirety at any level of development.

This document supplements and is intended to be used in conjunction with ISO 24511 and ISO 24525. It includes guidance and requirements for the following:

?     management of on-site domestic wastewater systems and services from the operator?s perspective, including maintenance techniques, training of personnel and risk considerations;

?     management of on-site domestic wastewater systems (ODWS) from the perspective of owners and users;

?     design and construction of ODWS;

?     planning, operation and maintenance, and health and safety issues.

This document is applicable to both publicly and privately operated on-site domestic wastewater (black and grey water) services, for one or more dwellings. In rural areas and areas under development, management is sometimes provided by the owners of the premises where wastewater is generated. In this document the term ?services? includes ?self-services? provided by the owners of the premises.

The following are outside the scope of this document:

?     limits of effluent quality for wastewater discharged into the environment;

?     analytical methods;

?     stormwater runoff;

?     content of contracts or subcontracts.

Need to identify, monitor and decipher standards?

COBAZ is the simple and effective solution to meet the normative needs related to your activity, in France and abroad.

Available by subscription, CObaz is THE modular solution to compose according to your needs today and tomorrow. Quickly discover CObaz!

Request your free, no-obligation live demo

I discover COBAZ