ENVIRONMENTAL FINAL GOVERNING STANDARDS ITALY

ITALY - 4 Wastewater
C4.2.42.1. All waters which are currently used, were used in the past, or may be
susceptible to use in commerce
C4.2.42.2. Waters which are or could be used for recreation or other purposes
C4.2.42.3. Waters from which fish or shellfish are or could be taken and sold
C4.2.42.4. Waters which are used or could be used for industrial purposes by industries
C4.2.42.5. Waters including lakes, rivers, streams (including intermittent streams),
sloughs, prairie potholes, or natural ponds
C4.2.42.6. Tributaries of waters identified above.
C4.2.42.7. Waters of Italy also includes groundwater.
C4.2.42.8. Exclusions to waters of Italy. Domestic or industrial waste treatment systems,
including treatment ponds or lagoons designed to meet the requirements of this Chapter, are not
waters of Italy. This exclusion applies only to manmade bodies of water that were neither
originally waters of Italy nor resulted from impoundment of waters of Italy.
C4.3. CRITERIA
C4.3.1. Effluent Limitations for Discharges of Pollutants
C4.3.1.1. All new and existing sources of pollutants that discharge into surface waters
or Italian sewer systems shall be permitted (see Chapter 1 for the process) and shall comply with
the effluent limitations of Table 4.1.
C4.3.1.1.1. Urban wastewater treatment systems shall comply with a daily
average. In addition, urban wastewater containing industrial wastewater shall comply with
composite three-hour averages.
C4.3.1.1.2. In addition, in the Veneto Region all new and existing urban
wastewater discharges into surface water shall comply with the effluent limitations of Table
4.1.1.
C4.3.1.1.3. The following requirements apply to domestic wastewater in the
Veneto Region:
C4.3.1.1.3.1. Domestic wastewater from isolated buildings or facilities
not conveyed to the public sewer system and associated with a number of inhabitant equivalents
(IE) lower than 50: buildings and facilities shall be provided with an Imhoff tank and a
dispersion system into the soil. The discharge permit may be included in the building permit.
C4.3.1.1.3.2. Domestic wastewater from conglomerates associated with a
number of inhabitant equivalents (IE) ≥ 50 IE and lower than threshold values of IE listed in
September 2012 Italy FGS 4-5
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