| Violation ID |
Occurrence Date |
Violation Type |
Violation Description(-) |
Violation Status |
Priority |
Source |
Facility Name |
Violated Reg. Meas. ID |
Violated Reg. Meas. Order No. |
Linked to Enf. |
| 1069893 |
01/28/2020 |
Deficient Monitoring |
b. Discharge Specification C.1 of the WDRs states: ¿Neither the treatment nor the discharge shall cause a nuisance or condition of pollution as defined by the California Water Code, Section 13050¿, and Discharge Specification C.1 of the WDRs states: ¿The discharge shall not cause degradation of any water supply.¿ The following are violations of these requirements: i. Arsenic was detected above the Maximum concentration limit of 0.01 mg/L in the Henderson Storage reservoir for all monthly samples reported in 2019. |
Violation |
N |
Report |
Amador County Regional Outfall |
141187 |
R5-1993-0240 |
N |
| 1113932 |
01/19/2023 |
Unauthorized Discharge |
During the inspection of the Town Field, including the tailwater control and return systems, the following violations of the WDR conditions were confirmed: ?Discharge Prohibition A.1: Discharge of wastes to surface waters or surface water drainage courses is prohibited.? At the time of the inspection Regional Board staff observed a large amount of tailwater pooled along the tailwater control berm on the southeast and south boarders of the Ione wastewater treatment facility LAAs designated the ?Town Field?. Further into the inspection Regional Board staff observed that the tailwater return vault was underwater and the valve was shut off. The Discharger was knowingly not complying with conditions of the WDRs nor implementing their best management practice of returning excess tailwater back to the plant. Board staff also inspected the tailwater control berm, which had been breached and failed in numerous places along the southwest and southern boarders of the Town Field. On the southeastern boarder of the Town Field discharging tailwater was leaving the LAA and flooding the adjacent pastureland to the west of the Town Field. |
Violation |
None |
Inspection |
Ione WWTF |
368758 |
R5-2013-0022 |
N |
| 1069891 |
01/28/2020 |
Deficient Monitoring |
¿ Acreage applied to needs to be noted for each land application area for Hoskins and Bowers LAAs. ¿ Effluent pH is not being monitored. ¿ Flow, rainfall, and acreage applied was not monitored for the Castle Oaks Golf Course. |
Violation |
N |
Report |
Amador County Regional Outfall |
141187 |
R5-1993-0240 |
N |
| 1069895 |
01/28/2020 |
Groundwater |
b. Discharge Specification C.1 of the WDRs states: ¿Neither the treatment nor the discharge shall cause a nuisance or condition of pollution as defined by the California Water Code, Section 13050¿, and Discharge Specification C.1 of the WDRs states: ¿The discharge shall not cause degradation of any water supply.¿ The following are violations of these requirements: iii. Recent coliform results indicate that groundwater may have been impacted by golf course operation. |
Violation |
N |
Report |
Amador County Regional Outfall |
141187 |
R5-1993-0240 |
N |
| 1113933 |
01/19/2023 |
Unauthorized Discharge |
During the inspection of the Town Field, including the tailwater control and return systems, the following violations of the WDR conditions were confirmed: ?Discharge Prohibition A.6: Discharge of waste at a location or in a manner different from that described in the Findings is prohibited.? At the time of the inspection Regional Board staff observed a large amount of tailwater pooled along the tailwater control berm on the southeast and south boarders of the Ione wastewater treatment facility LAAs designated the ?Town Field?. Further into the inspection Regional Board staff observed that the tailwater return vault was underwater and the valve was shut off. The Discharger was knowingly not complying with conditions of the WDRs nor implementing their best management practice of returning excess tailwater back to the plant. Board staff also inspected the tailwater control berm, which had been breached and failed in numerous places along the southwest and southern boarders of the Town Field. On the southeastern boarder of the Town Field discharging tailwater was leaving the LAA and flooding the adjacent pastureland to the west of the Town Field. |
Violation |
None |
Inspection |
Ione WWTF |
368758 |
R5-2013-0022 |
N |
| 1113935 |
01/19/2023 |
Unauthorized Discharge |
During the inspection of the Town Field, including the tailwater control and return systems, the following violations of the WDR conditions were confirmed: ??Land Application Specification F.4: Any irrigation runoff (tailwater) shall be confined to the LAAs or collected and recycled at the LAAs, and shall not enter any surface water drainage course or storm water drainage system.? At the time of the inspection Regional Board staff observed a large amount of tailwater pooled along the tailwater control berm on the southeast and south boarders of the Ione wastewater treatment facility LAAs designated the ?Town Field?. Further into the inspection Regional Board staff observed that the tailwater return vault was underwater and the valve was shut off. The Discharger was knowingly not complying with conditions of the WDRs nor implementing their best management practice of returning excess tailwater back to the plant. Board staff also inspected the tailwater control berm, which had been breached and failed in numerous places along the southwest and southern boarders of the Town Field. On the southeastern boarder of the Town Field discharging tailwater was leaving the LAA and flooding the adjacent pastureland to the west of the Town Field. |
Violation |
None |
Inspection |
Ione WWTF |
368758 |
R5-2013-0022 |
N |
| 1069896 |
01/28/2020 |
Order Conditions |
c. Discharge Specification C.6 of the WDRs states: ¿A 2.0-foot freeboard shall be maintained in all treatment and storage ponds at all times or an operational plan shall be submitted which shows why a 2.0-foot freeboard is not needed to prevent overtopping of the berms.¿ Several freeboard violations for the tertiary plant ponds. Violations appear to have been addressed in the monitoring reports. |
Violation |
N |
Report |
Amador County Regional Outfall |
141187 |
R5-1993-0240 |
N |
| 1113937 |
01/19/2023 |
Unauthorized Discharge |
During the inspection of the Town Field, including the tailwater control and return systems, the following violations of the WDR conditions were confirmed: ?Water Recycling Specification G.9: The LAAs shall be inspected as frequently as necessary to comply with Monitoring and Reporting Program R5-2013-0022 and to ensure continuous compliance with the requirements of this Order.? At the time of the inspection Regional Board staff observed a large amount of tailwater pooled along the tailwater control berm on the southeast and south boarders of the Ione wastewater treatment facility LAAs designated the ?Town Field?. Further into the inspection Regional Board staff observed that the tailwater return vault was underwater and the valve was shut off. The Discharger was knowingly not complying with conditions of the WDRs nor implementing their best management practice of returning excess tailwater back to the plant. Board staff also inspected the tailwater control berm, which had been breached and failed in numerous places along the southwest and southern boarders of the Town Field. On the southeastern boarder of the Town Field discharging tailwater was leaving the LAA and flooding the adjacent pastureland to the west of the Town Field. |
Violation |
None |
Inspection |
Ione WWTF |
368758 |
R5-2013-0022 |
N |
| 1069892 |
01/28/2020 |
Deficient Monitoring |
a. Discharge Prohibition C.1 of the WDRs states: ¿Discharge of wastes to surface waters or surface water drainage courses is prohibited¿, and Discharge Specification D.3 of the WDRs states: ¿The discharge shall remain within the designated disposal area at all times.¿ The discharge of effluent from the Golf Course ponds to Mule Creek is a violation of these requirements. |
Violation |
N |
Report |
Amador County Regional Outfall |
141187 |
R5-1993-0240 |
N |
| 1089912 |
05/13/2021 |
Deficient Monitoring |
The Discharger submits multiple reports each month, with each report being prepared by a different responsible party and covering different requirements of the MRP. These include the November 2020 report typically submitted by Perc Water Corporation, the current contract operator. |
Violation |
N |
Report |
Amador County Regional Outfall |
141187 |
R5-1993-0240 |
N |
| 1069894 |
01/28/2020 |
Groundwater |
bb. Discharge Specification C.1 of the WDRs states: ¿Neither the treatment nor the discharge shall cause a nuisance or condition of pollution as defined by the California Water Code, Section 13050¿, and Discharge Specification C.1 of the WDRs states: ¿The discharge shall not cause degradation of any water supply.¿ The following are violations of these requirements: ii. Recent TDS results indicate that groundwater may have been impacted by golf course operation. |
Violation |
N |
Report |
Amador County Regional Outfall |
141187 |
R5-1993-0240 |
N |
| 1113938 |
01/19/2023 |
Unauthorized Discharge |
During the inspection of the Town Field, including the tailwater control and return systems, the following violations of the WDR conditions were confirmed: ?Water Recycling Specification G.12: All storm water runoff from the LAAs shall be captured and recycled for irrigation or allowed to percolate within the use areas.? At the time of the inspection Regional Board staff observed a large amount of tailwater pooled along the tailwater control berm on the southeast and south boarders of the Ione wastewater treatment facility LAAs designated the ?Town Field?. Further into the inspection Regional Board staff observed that the tailwater return vault was underwater and the valve was shut off. The Discharger was knowingly not complying with conditions of the WDRs nor implementing their best management practice of returning excess tailwater back to the plant. Board staff also inspected the tailwater control berm, which had been breached and failed in numerous places along the southwest and southern boarders of the Town Field. On the southeastern boarder of the Town Field discharging tailwater was leaving the LAA and flooding the adjacent pastureland to the west of the Town Field. |
Violation |
None |
Inspection |
Ione WWTF |
368758 |
R5-2013-0022 |
N |
| 1089763 |
03/30/2021 |
Order Conditions |
1. It does not appear disinfection has been added to the treatment train as required by the WDRs. This is a violation of Discharge Specification E.4 and Provision I.1.a of the WDRs: Discharge Specification E.4: ¿The City shall operate all systems and equipment to optimize the quality of the discharge.¿ Provision I.1.a: ¿By 31 December 2013, the City shall submit a Phase I Improvements Completion Report (Phase I includes a disinfection contact chamber, see Finding 18) that certifies construction and start-up testing of the new wastewater treatment system and recycling sites have been completed, and certifies that the WWTF can comply with the applicable effluent limitations. The report certify that the improvements were constructed as described in the RWD and this Order, and shall include as-built drawings of the WWTF and recycling site improvements.¿ |
Violation |
N |
Inspection |
Ione WWTF |
368758 |
R5-2013-0022 |
N |
| 1069897 |
01/28/2020 |
Order Conditions |
d. Discharge Specification C.6 of the WDRs states: ¿The dissolved oxygen content of holding ponds shall not be less than 1.0 mg/l for 16 hours in any 24-hour period.¿ Several dissolved oxygen violations at the Golf Course ponds. Violations appear to have been addressed in the monitoring reports. |
Violation |
N |
Report |
Amador County Regional Outfall |
141187 |
R5-1993-0240 |
N |
| 1089911 |
05/13/2021 |
Deficient Monitoring |
it does not appear that any of the monitoring required under the Castle Oaks Golf Course Disposal Field Monitoring section of the MRP. This is a violation of the WDRs. |
Violation |
N |
Report |
Amador County Regional Outfall |
141187 |
R5-1993-0240 |
N |
| 1089913 |
05/13/2021 |
Deficient Monitoring |
The Discharger submits multiple reports each month, with each report being prepared by a different responsible party and covering different requirements of the MRP. These include the February 2021 report typically submitted by Perc Water Corporation, the current contract operator. |
Violation |
N |
Report |
Amador County Regional Outfall |
141187 |
R5-1993-0240 |
N |
| 1089914 |
05/13/2021 |
Deficient Monitoring |
The Discharger submits multiple reports each month, with each report being prepared by a different responsible party and covering different requirements of the MRP. These include the March 2021 report typically submitted by Perc Water Corporation, the current contract operator. |
Violation |
N |
Report |
Amador County Regional Outfall |
141187 |
R5-1993-0240 |
N |
| 1113936 |
01/19/2023 |
Unauthorized Discharge |
During the inspection of the Town Field, including the tailwater control and return systems, the following violations of the WDR conditions were confirmed: ?Discharge Specification B.5: Excluding the water recycling LAAs, all treatment, storage, and disposal systems shall be designed, constructed, operated, and maintained to prevent inundation or washout due to floods with a 100-year return frequency.? At the time of the inspection Regional Board staff observed a large amount of tailwater pooled along the tailwater control berm on the southeast and south boarders of the Ione wastewater treatment facility LAAs designated the ?Town Field?. Further into the inspection Regional Board staff observed that the tailwater return vault was underwater and the valve was shut off. The Discharger was knowingly not complying with conditions of the WDRs nor implementing their best management practice of returning excess tailwater back to the plant. Board staff also inspected the tailwater control berm, which had been breached and failed in numerous places along the southwest and southern boarders of the Town Field. On the southeastern boarder of the Town Field discharging tailwater was leaving the LAA and flooding the adjacent pastureland to the west of the Town Field. |
Violation |
None |
Inspection |
Ione WWTF |
368758 |
R5-2013-0022 |
N |
| 1113934 |
01/19/2023 |
Unauthorized Discharge |
During the inspection of the Town Field, including the tailwater control and return systems, the following violations of the WDR conditions were confirmed: ?Discharge Specification B.3: The discharge shall remain within the permitted waste treatment/containment structures and land application areas at all times.? At the time of the inspection Regional Board staff observed a large amount of tailwater pooled along the tailwater control berm on the southeast and south boarders of the Ione wastewater treatment facility LAAs designated the ?Town Field?. Further into the inspection Regional Board staff observed that the tailwater return vault was underwater and the valve was shut off. The Discharger was knowingly not complying with conditions of the WDRs nor implementing their best management practice of returning excess tailwater back to the plant. Board staff also inspected the tailwater control berm, which had been breached and failed in numerous places along the southwest and southern boarders of the Town Field. On the southeastern boarder of the Town Field discharging tailwater was leaving the LAA and flooding the adjacent pastureland to the west of the Town Field. |
Violation |
None |
Inspection |
Ione WWTF |
368758 |
R5-2013-0022 |
N |
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