AWWA B100 is a standard published by the American Water Works Association (AWWA) that defines requirements for granular filter media used in water treatment systems — especially for treating drinking water and other water supplies.
Purpose of AWWA B100
The main purpose of AWWA B100 is to standardize granular filter materials (like sand, gravel, anthracite, and similar media) so that they are suitable, safe, and reliable for use in water filtration systems:
In essence, the standard ensures that any granular filter material used in drinking water treatment can perform effectively and safely, without introducing contaminants or degrading prematurely.
 What AWWA B100 Covers
AWWA B100 applies to granular materials such as:
The standard specifies things like:
This helps ensure consistent filtration performance, predictable backwashing behavior, and longevity in service.
How It’s Used in Practice
Why It Matters
Using media that complies with AWWA B100 helps ensure that filtration systems:
Â
| SDO | AWWA: American Water Works Association |
| Document Number | B100 |
| Publication Date | Jan. 1, 2026 |
| Language | en - English |
| Page Count | 56 |
| Revision Level | |
| Supercedes | |
| Committee |
Failed to load document history.
| Publish Date | Document Id | Type | View |
|---|