R.G.O. Level Retention for Mining Cities

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Author: Mokiia

Last revision: 15 Dec, 2025 at 02:11 UTC (2)

File size: 155.6 KB

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Description:
📜 Description

This mod prevents loss of the +100% Max R.G.O. Size bonus for a Rural Settlement when it is upgraded to a Town or City that has mining raw materials except stones and marbles.

⛏️ List of mining RGOs
  • coal
  • iron
  • copper
  • gold
  • silver
  • tin
  • lead
  • gems
  • saltpeter
  • alum
  • mercury

⚠️ Notice

To apply the mod’s effect to Towns and Cities in existing saves, You have to wait until the 1st of next month.

🧩 Addon

To make it also work when the RGO is marble or salt, use this addon too.

🔗 Compatibility

To use this with Metropolis&Megalopolis Upgrade, subscribe to the compatibility addon too.

📝 Changelogs
  • 2.1.0: Compatibility update for R.G.O. Level Retention for Marbles and Salts.
  • 2.0.1: Bug fix.
  • 2.0.0: Modified the files to make maintenance easier.
  • 1.3.0: Added logic to handle changes in a location’s raw material.
  • 1.2.1: Added compatibility with mod – Metropolis&Megalopolis Upgrade.
  • 1.2.0: Added compatibility with addon – R.G.O. Level Retention for Marbles and Salts.
  • 1.1.0: Added logic for existing save files.
  • 1.0.0: Initial commit.
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Revisions:

Old revisions of this mod are available below. Click the link to download.