No Data Indicator (NODI) Codes, explain the reason(s) why sampling results are not available to be reported on the Discharge Monitoring Report (DMR). Common reasons why data may not be reported, include no discharge from an outfall, or a sampling issue. The New York State Department of Environmental Conservation (NYSDEC) has reviewed the current NODI codes and will accept only the NODI codes listed in the table below, on DMRs.
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