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430.72—Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
(a)
Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart must achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT), except that non-continuous dischargers shall not be subject to the maximum day and average of 30 consecutive days limitations but shall be subject to annual average effluent limitations:
| [BPT effluent limitations for mechanical pulp facilities where pulp and paper at groundwood chemi-mechanical mills are produced] | |||||
| Pollutant or pollutant property | Kg/kkg (or pounds per 1,000 lb) ofproduct | Continuous dischargers | Maximum for any 1 day | Average of daily values for 30 consecutive days | Non-continuous dischargers (annualaverage) |
|---|---|---|---|---|---|
| BOD5 | 13.5 | 7.05 | 3.96 | ||
| TSS | 19.75 | 10.65 | 5.85 | ||
| pH | (1) | (1) | (1) | ||
| 1 Within the range of 5.0 to 9.0 at all times. | |||||
| [BPT effluent limitations for mechanical pulp facilities where pulp and paper at groundwood mills are produced through the application of the thermo-mechanical process] | |||||
| Pollutant or pollutant property | Kg/kkg (or pounds per 1,000 lb) ofproduct | Continuous dischargers | Maximum for any 1 day | Average of daily values for 30 consecutive days | Non-continuous dischargers (annualaverage) |
|---|---|---|---|---|---|
| BOD5 | 10.6 | 5.55 | 3.12 | ||
| TSS | 15.55 | 8.35 | 4.59 | ||
| pH | (1) | (1) | (1) | ||
| 1 Within the range of 5.0 to 9.0 at all times. | |||||
| [BPT effluent limitations for mechanical pulp facilities where the integrated production of pulp and coarse paper, molded pulp products, and newsprint at groundwood mills occurs] | |||||
| Pollutant or pollutant property | Kg/kkg (or pounds per 1,000 lb) ofproduct | Continuous dischargers | Maximum for any 1 day | Average of daily values for 30 consecutive days | Non-continuous dischargers (annualaverage) |
|---|---|---|---|---|---|
| BOD5 | 7.45 | 3.9 | 2.19 | ||
| TSS | 12.75 | 6.85 | 3.76 | ||
| pH | (1) | (1) | (1) | ||
| 1 Within the range of 5.0 to 9.0 at all times. | |||||
| [BPT effluent limitations for mechanical pulp facilities where the integrated production of pulp and fine paper at groundwood mills occurs] | |||||
| Pollutant or pollutant property | Kg/kkg (or pounds per 1,000 lb) ofproduct | Continuous dischargers | Maximum for any 1 day | Average of daily values for 30 consecutive days | Non-continuous dischargers (annualaverage) |
|---|---|---|---|---|---|
| BOD5 | 6.85 | 3.6 | 2.0 | ||
| TSS | 11.75 | 6.3 | 3.5 | ||
| pH | (1) | (1) | (1) | ||
| 1 Within the range of 5.0 to 9.0 at all times. | |||||
(b)
The following limitations establish the quantity or quality of pollutants or pollutant properties, controlled by this section, resulting from the use of wet barking operations, which may be discharged by a point source subject to the provisions of this subpart. These limitations are in addition to the limitations set forth in paragraph (a) of this section and shall be calculated using the proportion of the mill's total production due to use of logs which are subject to such operations. Non-continuous dischargers shall not be subject to the maximum day and average of 30 consecutive days limitations, but shall be subject to annual average effluent limitations:
| [BPT effluent limitations for mechanical pulp facilities where pulp and paper at groundwood chemi-mechanical mills are produced] | |||||
| Pollutant or pollutant property | Kg/kkg (or pounds per 1,000 lb) ofproduct | Continuous dischargers | Maximum for any 1 day | Average of daily values for 30 consecutive days | Non-continuous dischargers (annualaverage) |
|---|---|---|---|---|---|
| BOD5 | 0.9 | 0.45 | 0.25 | ||
| TSS | 2.6 | 1.45 | 0.80 | ||
| pH | (1) | (1) | (1) | ||
| 1 Within the range of 5.0 to 9.0 at all times. | |||||
| [BPT effluent limitations for mechanical pulp facilities where pulp and paper at groundwood mills are produced through the application of the thermo-mechanical process] | |||||
| Pollutant or pollutant property | Kg/kkg (or pounds per 1,000 lb) ofproduct | Continuous dischargers | Maximum for any 1 day | Average of daily values for 30 consecutive days | Non-continuous dischargers (annualaverage) |
|---|---|---|---|---|---|
| BOD5 | 0.9 | 0.45 | 0.3 | ||
| TSS | 2.7 | 1.45 | 0.75 | ||
| pH | (1) | (1) | (1) | ||
| 1 Within the range of 5.0 to 9.0 at all times. | |||||
| [BPT effluent limitations for mechanical pulp facilities where the integrated production of pulp and coarse paper, molded pulp products, and newsprint at groundwood mills occurs] | |||||
| Pollutant or pollutant property | Kg/kkg (or pounds per 1,000 lb) ofproduct | Continuous dischargers | Maximum for any 1 day | Average of daily values for 30 consecutive days | Non-continuous dischargers (annualaverage) |
|---|---|---|---|---|---|
| BOD5 | 1.15 | 0.55 | 0.30 | ||
| TSS | 2.0 | 1.1 | 0.60 | ||
| pH | (1) | (1) | (1) | ||
| 1 Within the range of 5.0 to 9.0 at all times. | |||||
| [BPT effluent limitations for mechanical pulp facilities where the integrated production of pulp and fine paper at groundwood mills occurs] | |||||
| Pollutant or pollutant property | Kg/kkg (or pounds per 1,000 lb) ofproduct | Continuous dischargers | Maximum for any 1 day | Average of daily values for 30 consecutive days | Non-continuous dis-chargers(annualaverage) |
|---|---|---|---|---|---|
| BOD5 | 1.1 | 0.55 | 0.35 | ||
| TSS | 1.95 | 1.1 | 0.60 | ||
| pH | (1) | (1) | (1) | ||
| 1 Within the range of 5.0 to 9.0 at all times. | |||||
(c)
The following limitations establish the quantity or quality of pollutants or pollutant parameters, controlled by this section, resulting from the use of log washing or chip washing operations, which may be discharged by a point source subject to the provisions of this subpart. These limitations are in addition to the limitations set forth in paragraph (a) of this section and shall be calculated using the proportion of the mill's total production due to use of logs and/or chips which are subject to such operations. Non-continuous dischargers shall not be subject to the maximum day and average of 30 consecutive days limitations, but shall be subject to the annual average effluent limitations:
| [BPT effluent limitations for mechanical pulp facilities where pulp and paper at groundwood chemi-mechanical mills are produced] | |||||
| Pollutant or pollutant property | Kg/kkg (or pounds per 1,000 lb) ofproduct | Continuous dischargers | Maximum for any 1 day | Average of daily values for 30 consecutive days | Non-continuous dischargers (annualaverage) |
|---|---|---|---|---|---|
| BOD5 | 0.05 | 0.05 | 0.05 | ||
| TSS | 0.25 | 0.15 | 0.10 | ||
| pH | (1) | (1) | (1) | ||
| 1 Within the range of 5.0 to 9.0 at all times. | |||||
| [BPT effluent limitations for mechanical pulp facilities where pulp and paper at groundwood mills are produced through the application of the thermo-mechanical process] | |||||
| Pollutant or pollutant property | Kg/kkg (or pounds per 1,000 lb) ofproduct | Continuous dischargers | Maximum for any 1 day | Average of daily values for 30 consecutive days | Non-continuous dischargers (annualaverage) |
|---|---|---|---|---|---|
| BOD5 | 0.05 | 0.05 | 0.05 | ||
| TSS | 0.30 | 0.15 | 0.05 | ||
| pH | (1) | (1) | (1) | ||
| 1 Within the range of 5.0 to 9.0 at all times. | |||||
| [BPT effluent limitations for mechanical pulp facilities where the integrated production of pulp and coarse paper, molded pulp products, and newsprint at groundwood mills occurs] | |||||
| Pollutant or pollutant property | Kg/kkg (or pounds per 1,000 lb) ofproduct | Continuous dischargers | Maximum for any 1 day | Average of daily values for 30 consecutive days | Non-continuous dischargers (annualaverage) |
|---|---|---|---|---|---|
| BOD5 | 0.15 | 0.05 | 0.05 | ||
| TSS | 0.20 | 0.15 | 0.10 | ||
| pH | (1) | (1) | (1) | ||
| 1 Within the range of 5.0 to 9.0 at all times. | |||||
| [BPT effluent limitations for mechanical pulp facilities where the integrated production of pulp and fine paper at groundwood mills occurs] | |||||
| Pollutant or pollutant property | Kg/kkg (or pounds per 1,000 lb) ofproduct | Continuous dischargers | Maximum for any 1 day | Average of daily values for 30 consecutive days | Non-continuous dischargers (annualaverage) |
|---|---|---|---|---|---|
| BOD5 | 0.15 | 0.05 | 0.05 | ||
| TSS | 0.2 | 0.15 | 0.10 | ||
| pH | (1) | (1) | (1) | ||
|
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| 1 Within the range of 5.0 to 9.0 at all times. | |||||
(d)
The following limitations establish the quantity or quality of pollutants or pollutant properties, controlled by this section, resulting from the use of log flumes or log ponds, which may be discharged by a point source subject to the provisions of this subpart. These limitations are in addition to the limitations set forth in paragraph (a) of this section and shall be calculated using the proportion of the mill's total production due to use of logs which are subject to such operations. Non-continuous dischargers shall not be subject to the maximum day and average of 30 consecutive days limitations but shall be subject to the annual average effluent limitations:
| [BPT effluent limitations for mechanical pulp facilities where pulp and paper at groundwood chemi-mechanical mills are produced] | |||||
| Pollutant or pollutant property | Kg/kkg (or pounds per 1,000 lb) ofproduct | Continuous dischargers | Maximum for any 1 day | Average of daily values for 30 consecutive days | Non-continuous dischargers (annualaverage) |
|---|---|---|---|---|---|
| BOD5 | 0.15 | 0.05 | 0.05 | ||
| TSS | 0.55 | 0.3 | 0.15 | ||
| pH | (1) | (1) | (1) | ||
| 1 Within the range of 5.0 to 9.0 at all times. | |||||
| [BPT effluent limitations for mechanical pulp facilities where pulp and paper at groundwood mills are produced through the application of the thermo-mechanical process] | |||||
| Pollutant or pollutant property | Kg/kkg (or pounds per 1,000 lb) ofproduct | Continuous dischargers | Maximum for any 1 day | Average of daily values for 30 consecutive days | Non-continuous dischargers (annualaverage) |
|---|---|---|---|---|---|
| BOD5 | 0.15 | 0.15 | 0.05 | ||
| TSS | 0.60 | 0.35 | 0.15 | ||
| pH | (1) | (1) | (1) | ||
| 1 Within the range of 5.0 to 9.0 at all times. | |||||
| [BPT effluent limitations for mechanical pulp facilities where the integrated production of pulp and coarse paper, molded pulp products, and newsprint at groundwood mills occurs] | |||||
| Pollutant or pollutant property | Kg/kkg (or pounds per 1,000 lb) ofproduct | Continuous dischargers | Maximum for any 1 day | Average of daily values for 30 consecutive days | Non-continuous dischargers (annualaverage) |
|---|---|---|---|---|---|
| BOD5 | 0.25 | 0.1 | 0.05 | ||
| TSS | 0.45 | 0.25 | 0.15 | ||
| pH | (1) | (1) | (1) | ||
| 1 Within the range of 5.0 to 9.0 at all times. | |||||
| [BPT effluent limitations for mechanical pulp facilities where the integrated production of pulp and fine paper at groundwood mills occurs] | |||||
| Pollutant or pollutant property | Kg/kkg (or pounds per 1,000 lb) ofproduct | Continuous dischargers | Maximum for any 1 day | Average of daily values for 30 consecutive days | Non-continuous dischargers (annualaverage) |
|---|---|---|---|---|---|
| BOD5 | 0.2 | 0.05 | 0.05 | ||
| TSS | 0.4 | 0.25 | 0.15 | ||
| pH | (1) | (1) | (1) | ||
| 1 Within the range of 5.0 to 9.0 at all times. | |||||
(e)
For those mills using zinc hydrosulfite as a bleaching agent in the manufacturing process, the following effluent limitations are to be added to the base limitations set forth in paragraph (a) of this section. Permittees not using zinc hydrosulfite as a bleaching agent must certify to the permit issuing authority that they are not using this bleaching compound. Non-continuous dischargers shall not be subject to the maximum day and average of 30 consecutive days effluent limitations, but shall be subject to annual average effluent limitations:
| [BPT effluent limitations for mechanical pulp facilities where pulp and paper at groundwood chemi-mechanical mills are produced] | |||||
| Pollutant or pollutant property | Kg/kkg (or pounds per 1,000 lb) ofproduct | Continuous dischargers | Maximum for any 1 day | Average of daily values for 30 consecutive days | Non-continuous dischargers (annualaverage) |
|---|---|---|---|---|---|
| Zinc | 0.34 | 0.17 | 0.11 | ||
| [BPT effluent limitations for mechanical pulp facilities where pulp and paper at groundwood mills are produced through the application of the thermo-mechanical process] | |||||
| Pollutant or pollutant property | Kg/kkg (or pounds per 1,000 lb) ofproduct | Continuous dischargers | Maximum for any 1 day | Average of daily values for 30 consecutive days | Non-continuous dischargers (annualaverage) |
|---|---|---|---|---|---|
| Zinc | 0.26 | 0.13 | 0.09 | ||
| [BPT effluent limitations for mechanical pulp facilities where the integrated production of pulp and coarse paper, molded pulp products, and newsprint at groundwood mills occurs] | |||||
| Pollutant or pollutant property | Kg/kkg (or pounds per 1,000 lb) ofproduct | Continuous dischargers | Maximum for any 1 day | Average of daily values for 30 consecutive days | Non-continuous dischargers (annualaverage) |
|---|---|---|---|---|---|
| Zinc | 0.30 | 0.15 | 0.10 | ||
| [BPT effluent limitations for mechanical pulp facilities where the integrated production of pulp and fine paper at groundwood mills occurs] | |||||
| Pollutant or pollutant property | Kg/kkg (or pounds per 1,000 lb) ofproduct | Continuous dischargers | Maximum for any 1 day | Average of daily values for 30 consecutive days | Non-continuous dischargers (annualaverage) |
|---|---|---|---|---|---|
| Zinc | 0.275 | 0.135 | 0.090 | ||
(a)
Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart must achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT), except that non-continuous dischargers shall not be subject to the maximum day and average of 30 consecutive days limitations but shall be subject to annual average effluent limitations:
| [BPT effluent limitations for mechanical pulp facilities where pulp and paper at groundwood chemi-mechanical mills are produced] | |||||
| Pollutant or pollutant property | Kg/kkg (or pounds per 1,000 lb) ofproduct | Continuous dischargers | Maximum for any 1 day | Average of daily values for 30 consecutive days | Non-continuous dischargers (annualaverage) |
|---|---|---|---|---|---|
| BOD5 | 13.5 | 7.05 | 3.96 | ||
| TSS | 19.75 | 10.65 | 5.85 | ||
| pH | (1) | (1) | (1) | ||
| 1 Within the range of 5.0 to 9.0 at all times. | |||||
| [BPT effluent limitations for mechanical pulp facilities where pulp and paper at groundwood mills are produced through the application of the thermo-mechanical process] | |||||
| Pollutant or pollutant property | Kg/kkg (or pounds per 1,000 lb) ofproduct | Continuous dischargers | Maximum for any 1 day | Average of daily values for 30 consecutive days | Non-continuous dischargers (annualaverage) |
|---|---|---|---|---|---|
| BOD5 | 10.6 | 5.55 | 3.12 | ||
| TSS | 15.55 | 8.35 | 4.59 | ||
| pH | (1) | (1) | (1) | ||
| 1 Within the range of 5.0 to 9.0 at all times. | |||||
| [BPT effluent limitations for mechanical pulp facilities where the integrated production of pulp and coarse paper, molded pulp products, and newsprint at groundwood mills occurs] | |||||
| Pollutant or pollutant property | Kg/kkg (or pounds per 1,000 lb) ofproduct | Continuous dischargers | Maximum for any 1 day | Average of daily values for 30 consecutive days | Non-continuous dischargers (annualaverage) |
|---|---|---|---|---|---|
| BOD5 | 7.45 | 3.9 | 2.19 | ||
| TSS | 12.75 | 6.85 | 3.76 | ||
| pH | (1) | (1) | (1) | ||
| 1 Within the range of 5.0 to 9.0 at all times. | |||||
| [BPT effluent limitations for mechanical pulp facilities where the integrated production of pulp and fine paper at groundwood mills occurs] | |||||
| Pollutant or pollutant property | Kg/kkg (or pounds per 1,000 lb) ofproduct | Continuous dischargers | Maximum for any 1 day | Average of daily values for 30 consecutive days | Non-continuous dischargers (annualaverage) |
|---|---|---|---|---|---|
| BOD5 | 6.85 | 3.6 | 2.0 | ||
| TSS | 11.75 | 6.3 | 3.5 | ||
| pH | (1) | (1) | (1) | ||
| 1 Within the range of 5.0 to 9.0 at all times. | |||||
(b)
The following limitations establish the quantity or quality of pollutants or pollutant properties, controlled by this section, resulting from the use of wet barking operations, which may be discharged by a point source subject to the provisions of this subpart. These limitations are in addition to the limitations set forth in paragraph (a) of this section and shall be calculated using the proportion of the mill's total production due to use of logs which are subject to such operations. Non-continuous dischargers shall not be subject to the maximum day and average of 30 consecutive days limitations, but shall be subject to annual average effluent limitations:
| [BPT effluent limitations for mechanical pulp facilities where pulp and paper at groundwood chemi-mechanical mills are produced] | |||||
| Pollutant or pollutant property | Kg/kkg (or pounds per 1,000 lb) ofproduct | Continuous dischargers | Maximum for any 1 day | Average of daily values for 30 consecutive days | Non-continuous dischargers (annualaverage) |
|---|---|---|---|---|---|
| BOD5 | 0.9 | 0.45 | 0.25 | ||
| TSS | 2.6 | 1.45 | 0.80 | ||
| pH | (1) | (1) | (1) | ||
| 1 Within the range of 5.0 to 9.0 at all times. | |||||
| [BPT effluent limitations for mechanical pulp facilities where pulp and paper at groundwood mills are produced through the application of the thermo-mechanical process] | |||||
| Pollutant or pollutant property | Kg/kkg (or pounds per 1,000 lb) ofproduct | Continuous dischargers | Maximum for any 1 day | Average of daily values for 30 consecutive days | Non-continuous dischargers (annualaverage) |
|---|---|---|---|---|---|
| BOD5 | 0.9 | 0.45 | 0.3 | ||
| TSS | 2.7 | 1.45 | 0.75 | ||
| pH | (1) | (1) | (1) | ||
| 1 Within the range of 5.0 to 9.0 at all times. | |||||
| [BPT effluent limitations for mechanical pulp facilities where the integrated production of pulp and coarse paper, molded pulp products, and newsprint at groundwood mills occurs] | |||||
| Pollutant or pollutant property | Kg/kkg (or pounds per 1,000 lb) ofproduct | Continuous dischargers | Maximum for any 1 day | Average of daily values for 30 consecutive days | Non-continuous dischargers (annualaverage) |
|---|---|---|---|---|---|
| BOD5 | 1.15 | 0.55 | 0.30 | ||
| TSS | 2.0 | 1.1 | 0.60 | ||
| pH | (1) | (1) | (1) | ||
| 1 Within the range of 5.0 to 9.0 at all times. | |||||
| [BPT effluent limitations for mechanical pulp facilities where the integrated production of pulp and fine paper at groundwood mills occurs] | |||||
| Pollutant or pollutant property | Kg/kkg (or pounds per 1,000 lb) ofproduct | Continuous dischargers | Maximum for any 1 day | Average of daily values for 30 consecutive days | Non-continuous dis-chargers(annualaverage) |
|---|---|---|---|---|---|
| BOD5 | 1.1 | 0.55 | 0.35 | ||
| TSS | 1.95 | 1.1 | 0.60 | ||
| pH | (1) | (1) | (1) | ||
| 1 Within the range of 5.0 to 9.0 at all times. | |||||
(c)
The following limitations establish the quantity or quality of pollutants or pollutant parameters, controlled by this section, resulting from the use of log washing or chip washing operations, which may be discharged by a point source subject to the provisions of this subpart. These limitations are in addition to the limitations set forth in paragraph (a) of this section and shall be calculated using the proportion of the mill's total production due to use of logs and/or chips which are subject to such operations. Non-continuous dischargers shall not be subject to the maximum day and average of 30 consecutive days limitations, but shall be subject to the annual average effluent limitations:
| [BPT effluent limitations for mechanical pulp facilities where pulp and paper at groundwood chemi-mechanical mills are produced] | |||||
| Pollutant or pollutant property | Kg/kkg (or pounds per 1,000 lb) ofproduct | Continuous dischargers | Maximum for any 1 day | Average of daily values for 30 consecutive days | Non-continuous dischargers (annualaverage) |
|---|---|---|---|---|---|
| BOD5 | 0.05 | 0.05 | 0.05 | ||
| TSS | 0.25 | 0.15 | 0.10 | ||
| pH | (1) | (1) | (1) | ||
| 1 Within the range of 5.0 to 9.0 at all times. | |||||
| [BPT effluent limitations for mechanical pulp facilities where pulp and paper at groundwood mills are produced through the application of the thermo-mechanical process] | |||||
| Pollutant or pollutant property | Kg/kkg (or pounds per 1,000 lb) ofproduct | Continuous dischargers | Maximum for any 1 day | Average of daily values for 30 consecutive days | Non-continuous dischargers (annualaverage) |
|---|---|---|---|---|---|
| BOD5 | 0.05 | 0.05 | 0.05 | ||
| TSS | 0.30 | 0.15 | 0.05 | ||
| pH | (1) | (1) | (1) | ||
| 1 Within the range of 5.0 to 9.0 at all times. | |||||
| [BPT effluent limitations for mechanical pulp facilities where the integrated production of pulp and coarse paper, molded pulp products, and newsprint at groundwood mills occurs] | |||||
| Pollutant or pollutant property | Kg/kkg (or pounds per 1,000 lb) ofproduct | Continuous dischargers | Maximum for any 1 day | Average of daily values for 30 consecutive days | Non-continuous dischargers (annualaverage) |
|---|---|---|---|---|---|
| BOD5 | 0.15 | 0.05 | 0.05 | ||
| TSS | 0.20 | 0.15 | 0.10 | ||
| pH | (1) | (1) | (1) | ||
| 1 Within the range of 5.0 to 9.0 at all times. | |||||
| [BPT effluent limitations for mechanical pulp facilities where the integrated production of pulp and fine paper at groundwood mills occurs] | |||||
| Pollutant or pollutant property | Kg/kkg (or pounds per 1,000 lb) ofproduct | Continuous dischargers | Maximum for any 1 day | Average of daily values for 30 consecutive days | Non-continuous dischargers (annualaverage) |
|---|---|---|---|---|---|
| BOD5 | 0.15 | 0.05 | 0.05 | ||
| TSS | 0.2 | 0.15 | 0.10 | ||
| pH | (1) | (1) | (1) | ||
|
Code of Federal Regulations
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|
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