What Health Inspectors Actually Check: A Breakdown of Public Infection Control Reports

Ontario publishes the findings of infection prevention and control (IPAC) investigations, which means the inspection checklist is not a secret — it is a matter of public record, written in the same words the inspector used. This article breaks down the published reports from Toronto Public Health, counts which findings actually repeat across them, and turns the result into a self-assessment table a clinic manager can work through in an afternoon. Every count and quotation below comes from the public pages linked in the Sources section.

Quick facts	Detail
Source of the findings below	24 publicly posted clinical, dental, medical, hospital and community-clinic IPAC investigation summaries on Toronto Public Health's current and previous investigation pages, accessed 12 September 2026
Why there is a report at all	Summaries are posted only where an IPAC lapse has been identified, under the Ontario Public Health Standards' Infection Prevention and Control Disclosure Protocol, 2022
Most common single finding	Incomplete or absent sterilizer quality assurance records — appearing in 13 of the 24 summaries
Legal instrument available to inspectors	Orders under section 13 of the Health Protection and Promotion Act, R.S.O. 1990, c. H.7
Where a dental instrument failure surfaces	Most often a complaint, a self-report, or a referral from another health unit or a regulatory college
Ontario dental monitoring baseline	One biological indicator (BI) per sterilizer, every day it is used, in a process challenge device (PCD), for each cycle type used

What an IPAC investigation is, and what it is not

An IPAC investigation is not a routine audit, and it is not a licensing inspection. It is a response to a signal. Across the 24 published clinical summaries reviewed for this article, the signal came from a patient or member of the public, from the practice reporting itself, from another public health unit, from a regulatory college, or from a ministry or hospital referral. Only once a lapse is identified does the health unit publish a summary — which is why the reports function as a de facto checklist. They show the failure modes that were serious enough to be written down, by the people whose job it is to look for them.

Three structural facts shape how an inspection unfolds:

• The health unit can act immediately. At College & Dufferin Dental Clinic, Toronto Public Health became aware on 30 June 2025 and served a verbal section 13 order the same day. At Planned Parenthood Toronto the order followed on 21 May 2025, one day after the health unit became aware.
• The investigation has a follow-up cycle. Reports distinguish an initial report, interim reports and a final report. The final report exists to record re-inspection and confirm that infractions were corrected — several clinics are documented as fully compliant weeks later.
• The report is retained. Toronto Public Health moves summaries to a previous investigations page 12 months after the investigation completion date and removes them at 24 months. Niagara Region posts each result for 24 months from initial posting.

Which findings actually repeat

The table below is a count, not an estimate. For each of the 24 clinical, dental, medical, hospital and community-clinic summaries posted on Toronto Public Health's two IPAC pages, the "Summary Description of the IPAC Lapse" field was read for each category listed. A single investigation can appear in more than one row, because real reports usually list several findings at once.

Finding category	Summaries mentioning it (of 24)
Sterilizer or reprocessing quality assurance records incomplete or absent	13
Packaging or sterile-storage breach (including packs not kept sterile to point of use)	11
Single-use device reused or reprocessed	6
Biological indicator expired, absent, or not documented	4
No process challenge device (PCD) used to test the sterilizer	4
No one-way flow in the reprocessing area	4
Hand hygiene supplies missing at the point of care	3
Instruments reprocessed assembled or in a closed position, or lumen reprocessing issues	3
Expired chemicals, disinfectants or medication	2
Ultrasonic cleaner quality assurance or documentation incomplete	2
Sterilizer without a valid medical device licence, or maintenance not logged	2

The distribution matters more than any single row. Two of the three most common categories — quality assurance records, and packaging or sterile storage — are about what the practice can show and how it holds a pack between the sterilizer and the patient. Only four of the 24 summaries involve a sterilizer that was not being tested with a process challenge device at all. In other words, the reports are dominated by the paperwork and storage layers that sit either side of the sterilizer, not by sterilizers that were never monitored.

Domain one: reprocessing quality assurance records

This is the single most repeated finding, and it is worth understanding precisely, because "quality assurance" is a term clinics use loosely and inspectors use narrowly. In the published summaries, the failures recorded under this heading include incomplete quality assurance and documentation for an ultrasonic cleaning device, incomplete quality assurance logs for a sterilizer, no maintenance logs, and no reprocessing quality assurance records on site.

What the reports are looking for is a legible record that answers three questions for every cycle: what went into the sterilizer, what the indicators showed, and who verified it. The Royal College of Dental Surgeons of Ontario standard of practice addresses retention directly — its log book requirement is that records be maintained for at least 10 years from the date of the last entry, a figure worth restating out loud in a team meeting, because it sets the outer boundary of how far back an investigator can go.

Domain two: biological monitoring and indicators

The published failures here are specific and avoidable. Toronto East Detention Centre's dental clinic was recorded as using expired biological and chemical indicators for sterilizer quality assurance. Planned Parenthood Toronto was recorded as having no biological indicators for the sterilizer prior to April 2025. College & Dufferin Dental Clinic was recorded as not using a process challenge device to test the sterilizer.

Two monitoring lessons follow from the reports:

1. A PCD is part of the test, not an accessory. A BI placed loose in an empty chamber is not testing the same thing as a BI placed inside a process challenge device that simulates the hardest-to-penetrate part of a load. Ontario's dental standard links the two: the BI is placed in a PCD and used to test the sterilizer each day the sterilizer is used, and for each type of cycle used.
2. Daily is the Ontario position; weekly is a US comparison. The frequency question causes more confusion than any other in this field. The RCDSO standard requires daily testing on each day of use. The weekly interval that circulates in Canadian conversations comes from United States guidance — AAMI ST79, which has historically described biological monitoring at least weekly, preferably daily. Those are different baselines for different jurisdictions, and citing the American one in an Ontario dental office does not meet the Ontario requirement.

Monitoring element	Ontario dental baseline (RCDSO)	US comparison (AAMI ST79)
Biological indicator frequency	Each day the sterilizer is used	At least weekly, preferably daily
Placement	In a process challenge device	PCD for loads containing implants; consistent PCD practice
Cycle coverage	Each type of cycle used	Consistent with the load configuration
Air removal test	At the beginning of each day the sterilizer is used	Daily, in a pre-vacuum sterilizer, before the first load
Record retention	Log book maintained at least 10 years from the last entry	Retention set by facility policy and accreditation

Domain three: packaging, sealing and sterile storage

Eleven of the 24 summaries record a packaging or storage failure. The published language is concrete: items sterilized without packaging and not maintained sterile until the point of use; reprocessed dental instruments not stored in a manner to prevent contamination; inappropriate packaging of items to be sterilized; inadequate storage of single-use devices; unrelated items stored in the reprocessing area.

The corrective actions are equally concrete, and they are worth copying. Instructions in the public reports include: package all items before sterilization and maintain sterility until the point of use, or switch to single-use disposable equipment; use internal chemical indicators and do not overlap items in the pack; and ensure single-use devices are stored so that packaging integrity is preserved. One Toronto dental practice that had used unsterilized handpieces added Type 5 integrating indicators to every package before sterilization and retrained staff in verifying that sterilization had been completed — a two-part fix that addresses both the indicator layer and the verification habit.

Domain four: the reprocessing room as a physical space

Four of the 24 summaries record a one-way flow failure, and the descriptions show that inspectors assess the room's layout, not only its equipment. Recorded findings include a reprocessing area with no one-way flow to prevent cross-contamination, unrelated items stored in the reprocessing area, no dedicated reprocessing room, a reprocessing sink located in a room with a toilet, and no plumbed eyewash station on site.

For a clinic planning a renovation or opening a second site, this is the most consequential domain, because it is the hardest to correct under time pressure. A dedicated area with a defined dirty-to-clean direction, storage that excludes unrelated items, and an eyewash station are either designed in or retrofitted at cost.

Domain five: expiry dates, stock rotation and consumables

Expired biological and chemical indicators, expired chemicals and medication, and over-dilution of high-level disinfectant appear across the reports. These findings share a root cause: no named person owns the date check. The fix is administrative and cheap — a monthly stock walk with a signed sheet, and disinfectant prepared and used according to the manufacturer's instructions for use rather than by habit or estimation.

Your self-assessment table

Work down this table and answer each row with a document, not a memory. If the answer is "yes, we do that", the follow-up question an inspector will ask is "show me".

Item	What the public reports record when it fails	Evidence to have ready	Where it lives
Daily biological monitoring	No biological indicators for the sterilizer prior to April 2025	BI result for every day of use, each cycle type, each sterilizer	Sterilizer log and BI records
Process challenge device	No PCD used to test the sterilizer	PCD in routine use, and a note of which PCD	Reprocessing SOP and log
Expiry dates	Expired biological and chemical indicators used for quality assurance	Signed date-check sheet; no expired stock in drawers	Stock cupboard and log
Ultrasonic cleaner	Incomplete quality assurance and documentation for the ultrasonic device	Cleaning efficacy test records and solution-change records	Ultrasonic log
Package integrity	Items sterilized without packaging, not kept sterile to point of use	Sealed packs with internal indicators, stored dry and separated	Sterilization room
One-way flow	Reprocessing area had no one-way flow to prevent cross-contamination	A defined dirty-to-clean route, marked if necessary	Room layout
Dedicated storage	Unrelated items stored in the reprocessing area	Storage restricted to reprocessing consumables	Reprocessing area
Eyewash	No plumbed eyewash station on site	Plumbed eyewash, tested and flushed to the manufacturer's schedule	Reprocessing area
Single-use devices	Reprocessing or reuse of single-use devices	Policy confirming single-use items are not reprocessed	Reprocessing SOP
Instrument preparation	Instruments reprocessed in an assembled or closed position	Disassembly step written into the workflow, hinged instruments opened	Reprocessing SOP and training records
Device licensing	Sterilizer model not authorized for sale in Canada at review	Device licence reference for each sterilizer on site	Equipment file
Record retention	Logs incomplete, or maintenance not logged	Log book covering at least the last 10 years from the last entry	Sterilizer log
Staff competence	Inadequate education and training of staff performing reprocessing	Dated training records for each person who reprocesses	Training file

What the reports do not contain

Two absences are as informative as the findings. First, the published summaries do not carry fines; the visible consequences are orders, mandatory correction, publication and, in many cases, notification to a regulatory college. Second, correction is the norm rather than the exception — a large share of published files end with a re-inspection confirming that every infraction was corrected. The record is not a list of bad actors. It is a list of ordinary practices that could not produce the paperwork, the storage or the room layout that the standard assumes.

Related reading on this site: why dental clinics get caught, how one Toronto clinic cut sterilization failures after an audit, rebuilding a sterilization log after a public health inspection, the reprocessing workflow for dental offices, and the RCDSO daily biological indicator requirement explained.

Frequently Asked Questions

What do health inspectors check first in a dental or medical clinic?

In the published Ontario reports, the most frequently recorded category is quality assurance documentation for the sterilizer and the ultrasonic cleaner, followed by packaging and sterile storage. Inspectors work from the record outwards: the log is usually the first artefact examined, and it determines which cycles and which packs get inspected in detail.

How often must a dental office run a biological indicator in Ontario?

The RCDSO standard of practice requires a biological indicator to be placed in a process challenge device and used to test the sterilizer each day the sterilizer is used, and for each type of cycle that is used. Weekly testing is a United States baseline associated with AAMI ST79, not the Ontario requirement.

Is a process challenge device required for every biological monitoring test?

In Ontario's dental standard, yes: the requirement is written as a biological indicator placed in a process challenge device and used to test the sterilizer. The PCD simulates the most difficult part of a load to penetrate, so a BI placed in an empty chamber does not demonstrate the same thing.

What happens if a clinic fails an infection prevention and control investigation?

The health unit may issue an order under section 13 of the Health Protection and Promotion Act, and may refer the matter to the practitioner's regulatory college. The investigation summary is then published, and a final report is posted once corrective measures are confirmed complete. Toronto Public Health keeps summaries for 12 months on its current page and removes them at 24 months.

Do inspectors look at the room layout or only the equipment?

Both. Published findings include a reprocessing area with no one-way flow, unrelated items stored in the reprocessing area, no dedicated reprocessing room, and no plumbed eyewash station on site. Layout findings are common and are the most expensive to correct, because they require space and plumbing rather than a purchase order.

How long must sterilization records be kept in Ontario?

The RCDSO standard of practice requires the log book to be maintained for at least 10 years from the date of the last entry. The practical consequence is that the retention period defines how far back an investigator can reconstruct what happened, which is why incomplete logs create the largest exposure.

What is the difference between a chemical indicator and a biological indicator?

A chemical indicator responds to one or more conditions of the sterilization process, such as temperature, and shows that a pack was processed. A biological indicator contains viable spores and demonstrates that the process actually killed them, which is why it is the basis for routine sterilizer monitoring rather than a substitute for it.

Sources

• Toronto Public Health, Infection Prevention and Control (IPAC) Investigations (current summaries used for the counts above)
• Toronto Public Health, Previous IPAC Investigations (archived summaries used for the counts above)
• Niagara Region, Infection Control Lapse Investigations
• RCDSO, Standard of Practice: Infection Prevention and Control in the Dental Office (v3), including biological monitoring and log book requirements
• Public Health Ontario, Infection Prevention and Control resources
• College of Physicians and Surgeons of Ontario, IPAC Checklist for Clinical Office Practice: Reprocessing of Medical Equipment/Devices
• Health Protection and Promotion Act, R.S.O. 1990, c. H.7
• Cadieux G et al. Infection prevention and control lapse involving medical equipment reprocessing at a family medicine clinic in Ottawa, Ontario, 2018. Can Commun Dis Rep 2020;46(2-3):40-47
• Johnston et al. Hepatitis C investigation in a dental setting, Ontario. Can Commun Dis Rep 2021;47(7-8)
• Hardie J. A commentary on a flawed public health investigation. Can Commun Dis Rep 2021;47(11):500-502
• Peel Region, Infection prevention and control investigations
• York Region, Infection prevention and control lapses
• Lakelands Public Health, Infection Control Lapse Reporting
• Algoma Public Health, patient notification notice, November 2015
• Ontario Regulation 136/18, personal service settings

Turning the checklist into a routine

The reports are consistent enough to be treated as a specification. A clinic that runs daily biological monitoring in a process challenge device, documents each cycle with a named verifier, keeps unexpired indicators and a signed stock-check sheet, holds packs sealed and dry until the point of use, and can show a one-way reprocessing room with a working eyewash will not recognise itself in these summaries. The sterilization compliance hub gathers the reference standards behind each row of the self-assessment table, and the dental compliance hub covers the Ontario-specific duties. For the daily monitoring layer, the 24-hour self-contained biological indicator is the format used with a process challenge device, the dry block incubator holds the incubation temperature, and the Class 5 steam chemical integrator covers the package-level indicator layer. Our sterilization monitoring collection lists the full range, and the business account page covers volume ordering for multi-site groups. Clinics that want to see how a result is read and recorded before it reaches the log can request the Rapid Reader seed trial and compare readout formats on their own sterilizer.

CliniEco Medical holds MDEL #35334.