April 2024

This release note provides information about the April 2024 release of OS MasterMap Water Network Layer.

Feature counts

Feature type	Count
WatercourseLink	4 680 359
HydroNode	4 653 542

Errors

Error Type	Count
Links with spikes	0
Single link loops	50
Multi-link circular flow loops that include River links	1
Multi-link circular flow loops on Drains	20

Product improvements

Tiles containing no data are no longer published.

Next release

The next release of OS MasterMap Water Network Layer is scheduled for July 2024.