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REVENUE RECOGNITION (Tables) | 12 Months Ended
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Dec. 31, 2020
REVENUE RECOGNITION [Abstract] |
Disaggregation of Revenues | The following table shows the Company’s revenues disaggregated by service type; all revenues are generated within a similar geographical location:
|  | For the Year Ended December 31, |
(in thousands) |  | 2020 |  |  | 2019 |  |  | 2018 |
Tariff Revenue |  |  |  |  |  |  |  |  |
Consumption charges |  | $ | 47,145 |  |  | $ | 45,451 |  |  | $ | 47,747 |
Fixed fees |  |  | 27,109 |  |  |  | 26,216 |  |  |  | 25,557 |
Service charges |  |  | 351 |  |  |  | 617 |  |  |  | 718 |
DSIC |  |  | 4,997 |  |  |  | 4,331 |  |  |  | 2,797 |
Industrial wastewater services |  |  | 1,448 |  |  |  | 22 |  |  |  | — |
Revenue reserved for refund – TCJA impact |  |  | — |  |  |  | — |  |  |  | (3,234 | )
Total Tariff Revenue |  | $ | 81,050 |  |  | $ | 76,637 |  |  | $ | 73,585 |
Non-Tariff Revenue |  |  |  |  |  |  |  |  |
Service line protection plans |  | $ | 4,381 |  |  | $ | 4,177 |  |  | $ | 3,992 |
Contract operations |  |  | 840 |  |  |  | 1,122 |  |  |  | 1,352 |
Design and installation |  |  | 88 |  |  |  | — |  |  |  | — |
Inspection fees |  |  | 266 |  |  |  | 246 |  |  |  | 211 |
Total Non-Tariff Revenue |  | $ | 5,575 |  |  | $ | 5,545 |  |  |  | 5,555 |
Other Operating Revenue not in scope of ASC 606 |  | $ | 1,516 |  |  | $ | 1,413 |  |  |  | 1,271 |
Total Operating Revenue |  | $ | 88,141 |  |  | $ | 83,595 |  |  | $ | 80,411 |
Contract Assets and Contract Liabilities | Our contract assets and liabilities consist of the following:
(in thousands) |  | December 31, 2020 |  |  | December 31, 2019 |
Contract Assets – Tariff |  | $ | 2,175 |  |  | $ | 2,146 |
Deferred Revenue |  |  |  |  |  |  |  |
Deferred Revenue – Tariff |  | $ | 1,150 |  |  | $ | 1,050 |
Deferred Revenue – Non-Tariff |  |  | 300 |  |  |  | 251 |
Total Deferred Revenue |  | $ | 1,450 |  |  | $ | 1,301 |

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