http://www.waternetsurvey.com/waternet/40_Years_of_Leakage_Photos.html Long term leakage such as this is possible because underground leakage will follow the path of least resistance. This means that a sewer line, an abandoned main, rock fill, or a drainage tile leading to a pond will accept the water preventing it from surfacing in the street where it would be noticed and then repaired. http://www.waternetsurvey.com/waternet/40_Years_of_Leakage_Photos.html#0 26fe9c7b-b73e-46e4-b299-8edd10fc69d4 http://www.waternetsurvey.com/waternet/40_Years_of_Leakage_Photos_files/Media/NoEvidence.jpg?derivative=thumb http://www.waternetsurvey.com/waternet/40_Years_of_Leakage_Photos_files/Media/NoEvidence.jpg?derivative=micro <div style="padding: 0px; " class="style_External_165_32"><div class="style_1"><p style="padding-bottom: 0pt; padding-top: 0pt; " class="Caption">No evidence of a leak</p></div></div> http://www.waternetsurvey.com/waternet/40_Years_of_Leakage_Photos.html#1 d6ecc643-d85f-43e3-b3b3-0a50ed843aaa http://www.waternetsurvey.com/waternet/40_Years_of_Leakage_Photos_files/Media/DrainageDitch.jpg?derivative=thumb http://www.waternetsurvey.com/waternet/40_Years_of_Leakage_Photos_files/Media/DrainageDitch.jpg?derivative=micro <div style="padding: 0px; " class="style_External_165_32"><div class="style_1"><p style="padding-bottom: 0pt; padding-top: 0pt; " class="Caption">This drainage ditch collected pond overflow.</p></div></div> http://www.waternetsurvey.com/waternet/40_Years_of_Leakage_Photos.html#2 aa5f21f6-0a53-4d23-a0bf-444aba9f4845 http://www.waternetsurvey.com/waternet/40_Years_of_Leakage_Photos_files/Media/PondOverflow.jpg?derivative=thumb http://www.waternetsurvey.com/waternet/40_Years_of_Leakage_Photos_files/Media/PondOverflow.jpg?derivative=micro <div style="padding: 0px; " class="style_External_165_32"><div class="style_1"><p style="padding-bottom: 0pt; padding-top: 0pt; " class="Caption">Pond Overflow</p></div></div> http://www.waternetsurvey.com/waternet/40_Years_of_Leakage_Photos.html#3 6c246130-8646-4e3d-a6f0-c569af5fbbb6 http://www.waternetsurvey.com/waternet/40_Years_of_Leakage_Photos_files/Media/ChlorineTest.jpg?derivative=thumb http://www.waternetsurvey.com/waternet/40_Years_of_Leakage_Photos_files/Media/ChlorineTest.jpg?derivative=micro <div style="padding: 0px; " class="style_External_165_32"><div class="style_1"><p style="padding-bottom: 0pt; padding-top: 0pt; " class="Caption">It tested negative for chlorine.</p></div></div> http://www.waternetsurvey.com/waternet/40_Years_of_Leakage_Photos.html#4 adb30c41-f585-4ac1-acf2-15a27c209be1 http://www.waternetsurvey.com/waternet/40_Years_of_Leakage_Photos_files/Media/AbandonedService.jpg?derivative=thumb http://www.waternetsurvey.com/waternet/40_Years_of_Leakage_Photos_files/Media/AbandonedService.jpg?derivative=micro <div style="padding: 0px; " class="style_External_165_32"><div class="style_1"><p style="padding-bottom: 0pt; padding-top: 0pt; " class="Caption">The abandoned service line was discovered.</p></div></div> http://www.waternetsurvey.com/waternet/40_Years_of_Leakage_Photos.html#5 19bb34c2-eabb-42ab-891d-90a49d9d45be http://www.waternetsurvey.com/waternet/40_Years_of_Leakage_Photos_files/Media/ServiceLine.jpg?derivative=thumb http://www.waternetsurvey.com/waternet/40_Years_of_Leakage_Photos_files/Media/ServiceLine.jpg?derivative=micro <div style="padding: 0px; " class="style_External_165_32"><div class="style_1"><p style="padding-bottom: 0pt; padding-top: 0pt; " class="Caption">Abandoned service line leaking for 40 years</p></div></div> http://www.waternetsurvey.com/waternet/40_Years_of_Leakage_Photos.html#6 57d2d5f8-d6a9-447d-9e5e-8e8b436c36cb http://www.waternetsurvey.com/waternet/40_Years_of_Leakage_Photos_files/Media/Pond.jpg?derivative=thumb http://www.waternetsurvey.com/waternet/40_Years_of_Leakage_Photos_files/Media/Pond.jpg?derivative=micro <div style="padding: 0px; " class="style_External_165_32"><div class="style_1"><p style="padding-bottom: 0pt; padding-top: 0pt; " class="Caption">Pond fed by city water</p></div></div> http://www.waternetsurvey.com/waternet/40_Years_of_Leakage_Photos.html#7 aaff2d5f-8170-4f78-ae23-bbc29a2b928e http://www.waternetsurvey.com/waternet/40_Years_of_Leakage_Photos_files/Media/FishFood.jpg?derivative=thumb http://www.waternetsurvey.com/waternet/40_Years_of_Leakage_Photos_files/Media/FishFood.jpg?derivative=micro <div style="padding: 0px; " class="style_External_165_32"><div class="style_1"><p style="padding-bottom: 0pt; padding-top: 0pt; " class="Caption">Daily fish food - loaf of bread and can of pellets</p></div></div> http://www.waternetsurvey.com/waternet/40_Years_of_Leakage_Photos.html#8 13873ec1-3a89-4ab3-b566-5aab3ab0b2f9 http://www.waternetsurvey.com/waternet/40_Years_of_Leakage_Photos_files/Media/NextDay.jpg?derivative=thumb http://www.waternetsurvey.com/waternet/40_Years_of_Leakage_Photos_files/Media/NextDay.jpg?derivative=micro <div style="padding: 0px; " class="style_External_165_32"><div class="style_1"><p style="padding-bottom: 0pt; padding-top: 0pt; " class="Caption">Next day the pond is receding</p></div></div> http://www.waternetsurvey.com/waternet/40_Years_of_Leakage_Photos.html#9 e31afe1b-9dd0-44fe-890d-0583f11f3490 http://www.waternetsurvey.com/waternet/40_Years_of_Leakage_Photos_files/Media/DSCN0663.jpg?derivative=thumb http://www.waternetsurvey.com/waternet/40_Years_of_Leakage_Photos_files/Media/DSCN0663.jpg?derivative=micro <div style="padding: 0px; " class="style_External_165_32"><div class="style_1"><p style="padding-bottom: 0pt; padding-top: 0pt; " class="Caption">Today the former pond has been filled.</p></div></div>