|GLanes=4
|ALanes=2
|MChests=?|descriptionDescription=Rumors speak of an ancient spring much larger than the one found at Siphon Site D. Is the enemy sieging our sewers to destroy our water system, or to seize the excavation for themselves?|DU=?900|Region=Dragonfall|PlannerID=dragonfall-sewersRotting Ravine
}}
==Campaign==
==Trials[[Mastery]]=={| class="wikitable" style="display: inline-table; width:15%; text-align:center;"! Chaos 1|-| Budget Cuts|-| State of Decay|-| Not Even a Scratch|}
__NOTOC__{| class="wikitable" style="display: inline-table; width:15%; text-align:center;"! Chaos 2|-| Goodbye Blue Sky|-| Diversity|-| Broken Links|} {| class="wikitable" style="display: inline-table; width:15%; text-align:center;"! Chaos 3|-| Diversity|-| Goodbye Blue Sky|-| Not Even a Scratch|} {| class="wikitable" style="display: inline-table; width:15%; text-align:center;"! Chaos 4|-| Not Even a Scratch|-| EMP Active|-| Broken Links|} {| class="wikitable" style="display: inline-table; width:15%; text-align:center;"! Chaos 5|-| Not Even a Scratch|-| Master Strategist|-| Diversity|} {| class="wikitable" style="display: inline-table; width:15%; text-align:center;"! Chaos 6|-| Not Even a Scratch|-| Broken Links|-| EMP Active|} {| class="wikitable" style="display: inline-table; width:15%; text-align:center;"! Chaos 7|-| Not Even a Scratch|-| Goodbye Blue Sky|-| EMP Active|} {| class="wikitable" style="display: inline-table; width:15%; text-align:center;"! Chaos 8|-| Not Even a Scratch|-| Goodbye Blue Sky|-| EMP Active|} {| class="wikitable" style="display: inline-table; width:15%; text-align:center;"! Chaos 9|-| Broken Links|-| Diversity|-| Immortal|}