# 35 Ill. Adm. Code 6110.611.608: Section 611.608 Additional Optional Monitoring

> Illinois · Regulations · In force

URL: https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P6110_S611_608

## Section

- **Citation:** 35 Ill. Adm. Code 6110.611.608
- **Heading:** Section 611.608 Additional Optional Monitoring
- **Jurisdiction:** Illinois
- **Kind:** Regulations
- **Status:** In force
- **Text as of:** August 14, 2026
- **Source:** Compiled text
- **Location:** Illinois Administrative Code / Title 35  /  / Part 6110  / Section 611.608 Additional Optional Monitoring

## Text

Section 611
TITLE 35: ENVIRONMENTAL PROTECTION
SUBTITLE F: PUBLIC WATER SUPPLIES
CHAPTER I: POLLUTION CONTROL BOARD
PART 611 PRIMARY DRINKING WATER STANDARDS
SECTION 611.608 ADDITIONAL OPTIONAL MONITORING
Section 611.608  Additional
Optional Monitoring
Suppliers may conduct
additional, more frequent monitoring than the minimum frequencies specified in
this Subpart N, without prior approval from the Agency. The supplier must
report the results of all its monitoring to the Agency.
BOARD NOTE:  Derived from 40 CFR
141.23(h).

## Nearby sections

- [35 Ill. Adm. Code 6110.611.601 Section 611.601  Monitoring Frequency](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P6110_S611_601.md)
- [35 Ill. Adm. Code 6110.611.602 Section 611.602  Asbestos Monitoring Frequency](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P6110_S611_602.md)
- [35 Ill. Adm. Code 6110.611.603 Section 611.603  Inorganic Monitoring Frequency](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P6110_S611_603.md)
- [35 Ill. Adm. Code 6110.611.606 Section 611.606  Confirmation Samples](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P6110_S611_606.md)
- [35 Ill. Adm. Code 6110.611.607 Section 611.607  More Frequent Monitoring and Confirmation Sampling](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P6110_S611_607.md)
- [35 Ill. Adm. Code 6110.611.608 Section 611.608  Additional Optional Monitoring](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P6110_S611_608.md)
- [35 Ill. Adm. Code 6110.611.609 Section 611.609  Determining Compliance](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P6110_S611_609.md)
- [35 Ill. Adm. Code 6110.611.611 Section 611.611  Inorganic Analysis](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P6110_S611_611.md)
- [35 Ill. Adm. Code 6110.611.612 Section 611.612  Monitoring Requirements for Old Inorganic MCLs](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P6110_S611_612.md)
- [35 Ill. Adm. Code 6110.611.631 Section 611.631  Special Monitoring for Inorganic Chemicals (Repealed)](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P6110_S611_631.md)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T35_P6110_S611_608. Check the current official text before relying on it. Not legal advice.