Reporting obligation for: Basic principles in wastewater management in the leather industry (Recommendation 16/7)

Title	Basic principles in wastewater management in the leather industry (Recommendation 16/7)
Description	Delivery process or content of this obligation overlaps with another reporting obligation ( http://rod.eionet.europa.eu/obligations/387)
Legislative instrument title	Helsinki Convention
Reporting dates and guidelines
National reporting coordinators	Poland
National reporting contacts	Poland
Reporting frequency
Next report due	HELCOM has stopped regularly reporting and will decide next reporting to be related to thematic assessment.
Date comments
Report to	Baltic Marine Environment Protection Commission (Helsinki Commission)
Other clients using this reporting
Reporting guidelines	http://www.helcom.fi/Recommendations/en_GB/rec16_7/ [Valid since 15/03/1995]
Extra information	Key guidelines include the following: a)to reduce pollution loads from the leather industry Best Available Technologies as per examples listed in Appendix 1, should be selectively applied. It is essential to reduce the volume of waste water discharges through, i.a., a specific water consumption reduction to a maximum rate of 50 m3/t input hide; b)waste water discharges into either water bodies or municipal sewerage systems should be treated using optional waste water treatment processes, examples of which are listed in Appendix 2; c)the limit values for waste water discharges from the leather industry into water bodies or municipal sewerage systems should not exceed the following values: Crtot -0.075 kg/t input hide as annual mean and 1.5 mg/l Cr as 24 h-value or shorter sampling period CODCr -20 kg/t input hide as annual mean for discharges to water bodies and for discharges into sewerage systems which are not connected to municipal treatment plants tot-N -8 kg /t input hide as annual mean for discharges to water bodies and for discharges into sewerage systems which are not connected to municipal treatment plants Internationally accepted standardized sampling, analysing and quality assurance methods (e.g. CEN-standards, ISO-standards and OECD-Guidelines) should be used whenever available; d)the tanning odour influence should be taken into account in siting of a new production unit as well as in a sludge dumping location,
Principle repository
Data used for
Type of information reported	Compliance, Text report