
DOCS II
Digital Opacity Compliance
About
This app automates the capture and reporting of visible emission observations for air quality compliance. It uses location data, weather, and sun angles to document opacity levels, helping users avoid costly fines. The tool generates compliance archives for regulated sources.
What's New in DOCS II
1.5
April 4, 2026
What’s new • Major update migrating the app to a modern platform • Improved performance and stability • Updated user interface and navigation • Improved media capture and review experience • Bug fixes and reliability improvements • Application has been modernized to improve long‑term support • Performance and reliability improvements across the app
MoreFAQ
What is DOCS II used for?
DOCS II is used to automate the capture of information needed for a Visible Emission Observation (VEO). It helps document opacity levels and generate compliance reports for air quality regulations.
How does DOCS II help with air quality compliance?
By accurately documenting opacity levels and generating compliance archives, DOCS II helps users adhere to visible emission standards, preventing potential fines of $25,000 per source per day.
What data does DOCS II collect for VEOs?
DOCS II collects local data including Google Maps location, compass readings, inclinometer data, distance calculations, online weather, and sun angle data to document opacity levels.
Is DOCS II available on multiple devices?
Yes, DOCS II is available for iPhone, iPad, and iPod devices, allowing for flexible use in the field.
How often is DOCS II updated?
The latest version of DOCS II is 1.5, and it was last updated on April 4, 2026. This indicates a commitment to ongoing development and improvements.
What is the user rating for DOCS II?
DOCS II has a perfect rating of 5.0 stars based on 1 rating, suggesting a highly positive user experience among its current users.
Does DOCS II have ads?
No, DOCS II does not contain advertisements, providing an uninterrupted user experience for compliance monitoring.
What is the age rating for DOCS II?
DOCS II has an age rating of 4+, making it suitable for a wide range of users who need to manage air quality compliance.













