Waste code
EWC 01 05 04: freshwater drilling muds and wastes
01 05 04
Typed into Defra's service and Byrne Waste Tracking as 010504. It is not a hazardous entry.
Who takes it
32 permitted sites in England recorded taking 01 05 04 in their 2024 returns to the Environment Agency.
What happens to it
The recovery or disposal code those sites recorded most for 01 05 04 in 2024 (the code each site used for most of its tonnes):
| Code | Means | Sites |
|---|
| D9 | physico-chemical treatment | 44% |
| R13 | storage pending recovery | 19% |
| R3 | recycling organic substances | 9% |
| D15 | storage pending disposal | 9% |
The right code is the one on your own permit and transfer notes - this is what other sites did, not a rule. R and D codes explained.
Easy to mix up
- 01 05 05* oil-containing drilling muds and wastes (hazardous)
- 01 05 06* drilling muds and other drilling wastes containing dangerous substances (hazardous)
- 01 05 07 barite-containing drilling muds and wastes other than those mentioned in 01 05 05 and 01 05 06
Recording it for Defra: every load needs its own record within two working days of the day after it arrives. In Byrne Waste Tracking you tap this code once and it is remembered for the next load; it checks each load against Defra's rules before it saves and sends it to Defra by itself once your Defra account is linked. £89 a site a month, no contract. Start free · Using Defra's spreadsheet? Check it free