Waste code
EWC 16 10 04: aqueous concentrates other than those mentioned in 16 10 03
16 10 04
Typed into Defra's service and Byrne Waste Tracking as 161004. It is not a hazardous entry.
Who takes it
27 permitted sites in England recorded taking 16 10 04 in their 2024 returns to the Environment Agency.
What happens to it
The recovery or disposal code those sites recorded most for 16 10 04 in 2024 (the code each site used for most of its tonnes):
| Code | Means | Sites |
|---|
| D9 | physico-chemical treatment | 33% |
| D15 | storage pending disposal | 30% |
| R13 | storage pending recovery | 22% |
| R5 | recycling other inorganic materials | 7% |
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
- 16 10 01* aqueous liquid wastes containing hazardous substances (hazardous)
- 16 10 02 aqueous liquid wastes other than those mentioned in 16 10 01
- 16 10 03* aqueous concentrates containing hazardous substances (hazardous)
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